Honkai Impact: I'm Not a Succubus, I Just Want to Survive!

Transmigrated into the doomed pre-Honkai civilization, Yu Yun has one goal: survive the apocalypse by any means necessary. But when forming life-saving bonds with the world's strongest warriors makes him look like a flirtatious succubus, things get complicated fast. Mei isn't buying his excuses, and his growing harem of powerful allies might just be more dangerous than the Honkai itself.