Wanting to save Seira and Luna, Akari agrees to Cerebrum's conditions and is transported to a place called the Sephirothic Tree, where he intends to use a device called the Clessidra so that they can mate, returning Seira and Luna to normal in exchange. Inside the Clessidra, Cerebrum forces Akari to relive the day Fuyuna died, hearing her thoughts of hatred towards her over and over, until she loses enough of herself to be his...