School Trip Rhapsody, Part 2

Switch attempts to prevent Saaya from talking to Bossun, but Reiko and Sasuke distracts him. When Saaya gets to Bossun, Switch decided to not interfere with the two's feelings. Saaya finally asked Bossun (Himeko) how he feels about Himeko. She had never thought about it before, but answered like she's Bossun. Later that night, Himeko explains to Bossun about Saaya's question. What did Himeko said to Saaya?