Nogizaka Haruka no Himitsu 3, Haruka Nogizaka's Secret 3
Yuuto and Haruka are looking forward to spending time together on a school trip. However, Shina finally works up the nerve to tell Yuuto she has feelings for him. This event drives a wedge between Haruka and Yuuto and forces them to confront how they feel.
(Source: Anime News Network)