Jealous Outburst? Two Lovebirds on a Boat: Tremble

Thanks to Naru's tutoring, Keitaro scores surprisingly well on his mock exams for Tokyo University. To show his gratitude, he invites Naru out for a special meal. As the date winds down, Mutsumi appears, and things quickly devolve into yet another study session. But when Mutsumi later invites Keitaro out on a date of her own, sparks begin to fly—and not all of them romantic.