Tejou to Hachimitsu

Makoto and Keitaro are a lovey-dovey newlywed couple that everyone envies. Makoto is happy to be married to the perfect Keitaro, but she is not sure if he is really satisfied with his life with her. One day, when Makoto tries to seduce Keitaro, and it brings out an intense side of him. She is surprised, but for some reason, it really turns her on. Similarly, Keitaro is also aroused by Makoto's uninhibited wild side...!

(Source: Comic Days, translated)