[Slightly yandere + Shura field] + [Succubus male protagonist] + [Polysaccharide] + [Training]
The floating city with a succubus physique is in order to prevent the pursuit of other women.
Therefore, he was forced to accept the yandere training of his foster sister Fu Xiaoai!
In order to complete the succubus mission, Fucheng had to accept the kindness of other girls, but his adopted sister Xiao Ai still couldn't accept it.
Immediately afterwards, Fucheng began to accept training from his sister in order to prevent being killed!
