ig Bang Love tells the story of two young prisoners from different backgrounds whose bond transcends their pasts. This stunning, imaginative film has been adapted from Masaki Ato's homoerotic graphic novel. Two beautiful young men become lovers in jail until one kills again. As they open their hearts to each other, life around them dissolves between the real world with a murder mystery and a surreal journey filled with images of a primitive past and an ambiguous future.

Overview from themoviedb.org