While talking to Sakuya, Hayate remembers his past fallout with his first girlfriend (Athena) a long time ago. Ayumu takes Hinagiku to a Ferris wheel which overlooks a grove of cherry blossoms. At the Aizawa mansion, Nagi goes missing and Hayate and the others try to figure out where she is. Hinagiku finally tells Ayumu that she betrayed her and that she too is in love with Hayate ever since the time she was with him at the Hakuou clock tower during her birthday...