Raku's class has a trip to a hot springs resort. Shu arranges for Raku, Chitoge, Kosaki and Seishirou to ride together and bump into each other on the way. Chitoge recalls the boy from her diary has a scar on his forehead, but is shocked when she sees Raku with a forehead scar. After settling in, the group plans to take a dip at the hot springs. Claude switches the signs for the men's and women's bath to trap Raku into the wrong hot springs. In the bath, Chitoge finds Raku but the two cooperate to get Raku to an escape route, however, the other girls arrive, and Kosaki's talk about first love has Raku curious. Raku eventually escapes and apologizes to Chitoge.