"Nice to meet you, Ryota-kun. My mother's friend, Yuria Satomi. I'm indebted to you today." My mother's old best friend came from a rural area to stay overnight. Ryota fell in love with Yuria, who is beautiful and has a soft demeanor. Ryota, who doesn't have the courage to confess, wants to leave some memories, but slowly burns Yuria's lustrous bathing appearance into her eyes ... Yuria notices Ryota's existence looking into the bathroom.