Yinzi asked Yu Wei and Dao to look after the house and came to the light house. In order to let Yu and Liangzi talk face to face, Yinzi thought of a way.
Later, Yinzi learned about Yu's thoughts. It turned out that Yu was worried that Liangzi wouldn't be able to do what she liked because of her presence.
At this time, Liangzi said the words left by his mother Hisako when he passed away.