Episode 17

S2 E4: Rock and Yamato suddenly become violent after returning from Building 5 and attack Jyugo and Seitarou. Covered in bruises, Jyugo tries his best to protect Uno and Nico. Tsukumo, who has been training in Building 5 with Rock, appears. Hajime knocks out Yamato and realizes a familiar yellow talisman on the nape of Yamato’s neck.