The last days of summer immersed in guilty pleasure

To protect Kou’s dream, Yui made a risky deal with her perverted teacher. Unfortunately, Kou lost the match, forcing Yui to fulfill her side of the bargain. Caught between humiliation and unexpected pleasure, she slowly transformed into a corrupted student. Yui surrendered to the teacher’s demands, ending her summer in a whirl of intense, high-quality passion. It’s a realistic and dramatic story about a girl who lost her bet but found a new, darker side of herself.