400 Years Old Virgin Demon King

• Author: Gu Qing
• Genres: Dị Giới, Harem, Xuanhuan
• Status: Completed
• Chapters: 1340
• Rating: ★ 3.9 / 5
• Published: 2026-10-04

A Hilariously Bizarre Setup

Just reading the title is enough to make you chuckle at the sheer irony! We have an ancient, incredibly majestic Demon King who has somehow remained a virgin for nearly four whole centuries.

This laughable predicament turns out to be his absolute biggest roadblock. It directly stops him from unleashing the true power that should rightfully belong to a ruler of the demon realm.

The hilarious contrast between his fearsome aura and his "untouched" status makes for pure gold. You will instantly get sucked into the ridiculously awkward situations this big boss has to endure.

A Quest to Break the Spell

Strip away his grand title, and our main man is actually just lonely and deeply frustrated with his situation. Desperate to escape this bottleneck, he has no choice but to throw himself into a wild, unpredictable journey.

The heart of the story is his struggle to break this bizarre curse holding him back. He has to constantly level up his cultivation while fending off tons of dangerous hostile forces.

Every single step is a face-palm-worthy yet action-packed ordeal. Watching him try to maintain his fearsome reputation while secretly searching for a way to get lucky keeps the story constantly hilarious.

Magic and Lovely Ladies

The worldbuilding is massive, blending magic with cultivation rules. This highly dangerous setting is the perfect playground to test our demon lord's true mettle.

As he fights to regain his peak form, he accidentally turns into a babe magnet. These encounters spark all kinds of complicated, yet sweet and fluffy romantic relationships.

But wait, the female cast isn't just there to pad out his colorful harem. They actually act as reliable allies, helping him on his road to self-improvement.

The Highlights

• A super unique character concept where virginity is actually his biggest power roadblock.
• The harem elements are smoothly blended with epic magic battles.
• Great pacing that delivers a feeling of pure entertainment.
• A satisfyingly massive world-exploration journey spanning 1340 chapters.

A Few Downsides to Note

• The romance progression feels a bit cliché and lacks a major breakthrough.
• Side characters can feel flat because so much page time goes into the comedy routines.
• Resolving conflicts between factions sometimes feels a bit too convenient and scripted.

What the Community Says

• NovelUpdates: 3.76/5 (400+ reviews, checked on 04/10/2026)
• Webnovel: 4.1/5 (10,000+ reviews, checked on 04/10/2026)

With decent average scores on international platforms, it's clear this series knows how to hook its readers. Most fans absolutely love the lighthearted atmosphere and the unique brand of comedy it serves up.

The Verdict

Penned by author Cổ Thanh, this novel is an absolute treat for anyone looking for a good laugh. With a witty narrative style, the author brilliantly turns a highly awkward situation into the story's biggest highlight.

Even though it has some minor flaws in character depth, it's still a highly enjoyable read. Don't hesitate to dive right in if you want to spice things up with a hilariously struggling demon lord!

Bottom line: A highly entertaining ride with a fresh twist, perfect for unwinding after a long, stressful day!

Tags: demon king, virgin, harem