Juuou Mujin no Fafnir Temporada 1 Episódio 6

Kili attacks Midgar with the dragon Hecatoncheir that can regenerate. While Lisa looks after Tear, she is attacked and overpowered by Kili. Wanting to protect her friends, Tear agrees to go with Kili and become the Basilisks wife. But Yuu convinces Tear not to go with her while he awakens the power of Leviathan to defeat Kili.