In Helios, where the Grand Holy Light Prism prevents fabric-based shadows, you are Roland, the 18th Special Containment Keeper. Locked away alone with Elise, the amnesiac Pure White Demon Lord, behind silver doors, you must cover her shadow blind spots, calibrate her 10x-sensitive Thorn Stigmata, and shape her over the course of 21 days!

A rainy night in Lanhai City: Nelly, a succubus who’s failed three times, gets trapped in book restorer Ash’s sixth-floor window! A 30-day pact worth ¥80,000 begins—avoid the landlady and supervisor’s inspections, protect delicate manuscripts, endure clumsy attempts at seducing with textbooks, and ignite the 7-Facet Heartbeat Crystal using true feelings!

Betrayed on Floor 10 by the pure-white Saintess, who exploited his heart as a “living piggy bank,” a humble porter awakens with [Death Tally: 80 pts] and finds himself sent three years backward. Read this dark fantasy novel—or take on the role of Ron and let AI craft your path to revenge.