Aika receives a stuffed animal from her boyfriend who died 16 years ago. Tabito looks for the sender and visits a shop where the same stuffed animal was manufactured and sold.
After his trust in Tabito fails, Yukiji runs away. In the meantime, Haruka's shocking confessions confuse Tabito.
Upon learning the truth about his father, Yukiji sets a trap to catch him. Tabito heads to Yukiji's vacation house and there finds a massive amount of Lost.