In the photography club's secluded room, a hidden relationship between the Sakuramiya sisters comes under threat when their secret is discovered by an observant club member. Targeting the younger sister first, he uses the information to pull her into a tense confrontation that tests her resolve. Concerned for her sibling, the older sister arrives to intervene, only to find herself drawn into the same web of coercion, setting the stage for their shared ordeal.