Xu Fei accidentally got a system that can travel through various hentai worlds. What he has to do is to change the tragic fate of all the heroines and let them get a new life... This book is more realistic, so there will be some plots in the book. People with mental obsession should be careful. This is a hentai book, please do not use the world view of the mainstream anime as a substitute

(Harem-oriented, please don't enter if you don't like it) I'm weak, unlucky, and inexperienced. But that doesn't mean I can't do anything. Even if it's just for a day, a moment. There will always be moments I won't want to forget. A world where everyone is happy? I'll do it, so please watch. "I'm watching you! Don't use Den-O's lines seriously to flirt with girls, okay?!" Sawamura Eriri lashed out at her shameless ex-boyfriend Hanyu Aozora with her ponytail. "You can't even handle two people..." Kato Megumi pouted lightly, "Let alone Nino and Fumino." Eriri turned back stiffly, "So there really are?" "Yes, there are many more." Furious, Eriri used Starburst Stream Slash, with remarkable effect.