Killer mermaids, gender swapping, and a devilish little sister with the power to end the world—four more unforgettable short stories that reveal the starting point of Tatsuki Fujimoto, the twisted mastermind behind Chainsaw Man. (Source: Viz Media) 1. Ningyo Rhapsody (2014) 2. Me wo Sametara Onnanoko ni Natteita Yamai (2017) 3. Yogen no Nayuta (2015) 4. Imouto no Ane (2018)