✿ ʙᴜᴛᴛᴇʀꜰʟʏ'ꜱ ✿

butterfly's is about a boy named sei and he is one of the survivors on the run...from the butterfly's even tho they sound harmless a scientist was working on a way to to get butterfly's wings to heal whoever touches them but it turned out that he added something that did the opposite so everyone who is touched dies almost immediately so sei has to figure out how to make a antidote from different parts of the world but butterfly's have expanded and increased across the world so he has to find ways to get away from them.