Elina Tokiwa (Hinako Saeki), an artist whose motif is death, kills a man in search of true death and is possessed by a horror succubus. Elina, searching for diverse deaths, takes an interest in Mayuri and invites her to her own greenhouse. Thunder Fang learns that Mayuri and the horror have made contact, but is told by Jiiru that the eradication of the horror is more important than the retrieval of Mayuri...