Akira leaves his parents and attends a boarding school. - Three years of student life pass in the blink of an eye, and it's the day of the graduation ceremony. - On the way home with a friend, it was my mother-in-law Ryo who came over from the other side with a smile on her face. - Akira couldn't hide his joy at celebrating his graduation with the woman of his dreams, who he had been thinking about ever since they first met. - Ryo is so happy with his growth that she can't help but drink too much... - Then, as a graduation gift to the man who took care of her, she gave him a passionate and deep kiss.