Yuuhi is beginning to understand her feelings for Jun'ichi. As a result she fakes being sick and Jun'ichi stays home from school to care for her. Yuuhi demands a redo first kiss and the two finally confess their true feelings. At school the girls encourage Yuuhi to take initiative to move her and Jun'ichi's relationship to the next level, and Karen announces her intentions towards Jun'ichi. The next day Fuyuhiko confronts Jun'ichi about his feelings for his sister and advises Jun'ichi to make a decision. At Nagomi's suggestion Yuuhi comes to Jun'ichi's bedroom in middle of the night dressed as a maid and despite some awkwardness the two are able to become closer. The next evening Yuuhi leaves to report back to her family leaving Jun'ichi and Minato alone. Minato uses this chance to express her feelings for her brother and Jun'ichi is still unsure how he feels for his sister.
優姫の準一に対する態度がなにかおかしい…。ある日、優姫はおなかが痛いと学校を休もうとするが、学校に早く行かなければいけない湊の代わりに準一が優姫の様子を見に部屋にくる。あたふたする優姫に、いつもの様子の準一。だが、優姫の中である感情があふれ出してくる…。