The battle against Urek continues in Zygaena. In a deadly game between Urek and Viole, the stakes are Zygaena's flower. But then, everything takes an unexpected turn.

The Hand of Arlen is destroyed by FUG. Wangnan's team rescues Khun from the rubble, who explain that the long-haired man he saw is FUG Slayer Candidate Jue Viole Grace. While contemplating recent events, Khun encounters a familiar face...

Khun and the others learn Viole is in trouble and head to the summoning station so they can rescue him. Meanwhile, Beta receives Medina the Regular as a teammate from the gambler sent by FUG. Beta allows Medina to enter his body and becomes its host, making him a legitimate competitor, as he sets out to eliminate all of Viole’s friends!