Shiro Mizugi

The protagonist Rin was confessed to by her crybaby childhood friend Ryouka. "When we grow up, I want you to become my wife!!" However, she rebukes him. "You're a crybaby, so NO WAY!" After which she makes a promise... "If you can become strong enough to make me cry instead... I'll become your wife." Rin ends up moving away after that, and the two childhood friends are separated for over 10 years... One day, however, just after Rin breaks up with her boyfriend (coincidence???), they make contact with one another resulting in Ryouka staying over at her place for the night...? "Hey, Rin... do you remember the promise you made me?" ... ... ... ... ... ... ... ... ... Still thinking of Ryouka as the crybaby she knew when they were young, Ryouka totally and utterly melts her heart with his sexual technique. He's been waiting over 10 years for this day... and the unprepared Rin is like putty in his hands... (Source: DLsite garumani)

Ryouka has succeeded with starting cohabitation with the heroine Rin, and he got her to break up with her boyfriend. However, the two of them are still not officially going out, and they still continue with this half-baked relationship. Ryouka is dissatisfied with this, but one day he learned that Rin took a call from her ex-boyfriend. Driven mad by jealousy, Ryouka takes Rin's phone and they begin having sex, but using her phone he then begins to call the ex-boyfriend... "Tell that guy these words, right now." Say, "I'm obsessed with my new boyfriend's dick and that's why I have no time to be your partner." Also say, "A shitty guy like you should stop calling me." Because of Rin who was thinking about her ex-BF, Ryouka had turned into a yandere... He'll set things straight with Rin through her body over who loves her the most, and she'll get to experience the full weight of his intense emotions! (Source: DLsite garumani)

Adele, the daughter of a certain noble family, dislikes her family's male chauvinistic way of thinking. One of her few pleasures is spending time with Teo, a dragon man pharmacist. Teo loves researching medicine for human use and Adele asks him to teach her. While he does so, their relationship gets more physical. However, one night, Adele finds out that her family has chosen a fiance for her... Though they love each other, they each have responsibilities they must face. What lies in store for them..? The sex scenes are quite intense and often feature expressions commonly depicted in male-oriented works. (Source: DLsite garumani)