Is Devil Returns to School Days Worth Reading? Review & Where to Read

Quick Answer
Yes -- this is a sharply plotted revenge-regression drama with a genuinely cold, calculating lead and real narrative payoff for the setup, one of the stronger entries in the school-bullying-revenge genre.
Quick Verdict
“Cold and methodical, this revenge story earns its satisfaction instead of just demanding it.”
Best for: Readers who want a calculated, blackmail-and-leverage style revenge story rather than a straightforward beat-em-up, with a lead who thinks several steps ahead.
Not for: Readers who want their protagonist to stay sympathetic and merciful -- Hyun-sung is deliberately ruthless, and the story doesn't ask you to feel bad about that.
- Type
- Manhwa
- Genres
- Regression, Action
- Status
- Completed
- This review
- Minor Spoilers
- Author
- San Cheon (Team the J)
- Artist
- Siwon
- Publisher
- Naver Webtoon
- Platform
- Naver Webtoon
| Quick facts | |
|---|---|
| Format | Manhwa, 87 chapters |
| Run | 2023–2025 · completed |
| Community score | AniList 7.4 |
Overview
On what should have been the last day before his graduation, model student Kim Hyun-sung is pushed off a rooftop by classmates and left in a vegetative state -- fully conscious, able to hear everything around him, but unable to move, speak, or die for ten agonizing years. Then, impossibly, he wakes up back on the day his bullying began. Devil Returns to School Days follows what Hyun-sung does with that second chance: not forgiveness, but a methodical campaign to become the 'Malice' that erases the people responsible before they ever get the chance to ruin his life again.
What it does well
The premise doesn't flinch from its own horror, and that's exactly what makes the revenge that follows land so hard. A decade spent conscious but trapped in an unresponsive body is about as bleak a setup as the genre offers, and the story uses it to justify a lead who is genuinely, deliberately cold rather than a reluctant hero forced into violence. Hyun-sung's revenge isn't just about getting physically stronger and beating people up -- he leverages blackmail, foreknowledge, and turning his tormentors against each other, which gives Devil Returns to School Days more of a thriller's strategic rhythm than a typical school-bullying action series.
That approach has clearly connected with readers: reviews consistently single out how well-balanced Hyun-sung is between intelligence and physical capability, and how satisfying it is to watch his plans against each target actually pay off rather than resolve through convenient escalation. It's also a complete story -- 87 chapters plus an epilogue and side stories, reaching a real ending -- with art that gets specific praise alongside the writing itself.
Where it falls short
Hyun-sung's coldness is a deliberate choice, but it's still a real trade-off: this isn't a story interested in redeeming its lead's mercilessness or complicating it much, so readers who want their revenge protagonists to retain some warmth or restraint may find him harder to embrace than the genre's more sympathetic leads. The antagonists, in turn, tend toward straightforward cruelty without much nuance, which works to justify the story's harsh outcomes but doesn't add much complexity to the conflicts themselves.
And because this is fundamentally a foreknowledge-driven revenge story, a lot of the tension comes from watching a plan unfold rather than genuine unpredictability -- satisfying if you're invested in Hyun-sung's methods, but familiar territory if you've read a few other second-chance revenge webtoons already.
Verdict
Devil Returns to School Days takes a genuinely dark premise and builds a sharp, strategic revenge story around it, anchored by a cold, capable lead and a plot that pays off its own setup. If calculated, blackmail-driven payback appeals to you more than a straightforward fistfight, this is one of the stronger entries in the school-revenge genre.
Strengths & Weaknesses
Strengths
- The premise commits fully to its darkest implication: Kim Hyun-sung spent a decade conscious but unable to move or speak after being pushed off a rooftop, and that horror is what shapes the genuinely cold, calculating person who returns to the day his bullying started.
- Rather than a straightforward power fantasy where the lead just gets physically stronger, Hyun-sung's revenge runs on leverage, blackmail, and using his foreknowledge to turn people against each other -- which gives the story a more strategic, thriller-like rhythm than most school-revenge webtoons.
- Reader reception is consistently enthusiastic, with multiple reviewers specifically praising how well Hyun-sung balances brains and physical capability, and how satisfying it is to watch his plans against each bully pay off.
- It's a complete story with a real ending rather than an indefinitely ongoing revenge cycle, and the art is frequently singled out for quality alongside the writing.
Weaknesses
- Hyun-sung is intentionally written as cold and merciless, which is a deliberate character choice but means readers who want a more sympathetic or restrained lead may find him hard to root for in the way a gentler revenge story would ask.
- The bullies and antagonists can lean toward one-dimensional cruelty to justify the severity of what happens to them, which is common to the genre but doesn't leave much room for nuance.
- As with many time-loop revenge stories, the satisfaction depends heavily on watching planned outcomes unfold rather than genuine unpredictability, so readers who need surprising plot turns may find some of the beats familiar.
Similar Titles
Juvenile Offender
Shares the calculated, methodical revenge-on-bullies structure with a similarly dark tone.
An Eye for an Eye
Another bitter, revenge-driven school drama if you want more of the same tonal territory.
Ultimate Outcast
For a similar outcast-turned-avenger premise with a different central ability driving the revenge.
Frequently Asked Questions
Is this the same creative team behind The Heavenly Demon Can't Live a Normal Life!?
The author, San Cheon, is credited with that series as well, though Devil Returns to School Days is a much darker, straight revenge drama rather than a comedy.
Is it finished?
Yes, the manhwa is complete at 87 chapters plus an epilogue and side stories, running from 2023 to 2025.
Is there an official English release?
It was serialized on Naver Webtoon in Korean, and there's no confirmed official English license -- English readers currently rely on unofficial scanlation sites.