Chapter 0 : Send into Hoyoverse Omniverse

The Multiverses of Honkai impact 3rd, Honkai Star Rail, Genshin Impact and Gun Girl Z fused together, distabilizing the reality itself. In this New Omniverse, all men became Women and women...stay as women (Lol). So yeah It's a pretty fucked up Timeline.

In this Story, our Protagonist, Shirou Kazuki, has to survive in this Omniverse after being isekai'ded in. As the only man in this Omniverse, he will have to find a way to understand his new powers with the help of his harem