After Izuku is declared Quirkless and he still wants to be a hero so his sister and their friends started using their quirks on him and his parents start neglecting him so when he is told to go jump off a roof he has enough of everyone and runs away into the wood and learns about ki like from Dragon Ball and he starts to train on how to use Ki and then after sometime someone form another academy and this person is none other than Satsuki Kiryuin and the Elite Four from Kill La Kill and they visit where Izuku lives which is in an apartment they heard about his Ki training The ship is Izuku x harem
50 parts