Incest

Toujou Aki lives with his younger step-brother, Saku who is a university student. Instead of going home to sleep though, Saku will stay out with as many women as possible, to the point of being a man-whore. Aki, on the other hand, has a deep hatred for women, enough to make him nauseous being around them. Aki?s one secret is that he would do anything for his brother. No matter what it is. However, everything can change in an instant during the silence of three minutes.

Uncle x Nephew
Fuji Azuma is thrilled to have the chance to spend two whole weeks with his adorable 8-years-younger nephew Taira, head over heels for the kid and the proudest uncle there ever was. But when he learns at the end of their time together that Taira and his mother are moving overseas, he’s shocked to receive a parting kiss and a vow that Taira won’t return—”until I’m taller than you, Azuma-san.” Four years later…and Taira’s back to make

Haruzake Nao(21) just started working at a flower shop..... His cousin, Monjirou(23), is the intimidating Vice President of the Tadano Group.... Since childhood Monjirou has protected Nao from all sorts of trouble....
While Monjirou may harbor secret intentions towards Nao, Nao himself may think of Monjirou as more than just a childhood friend. Monjirou is, after all, his hero!

After Ame's father remarries, he's not sure what to do with 3 new brothers and a stepmother at the age of 19. As he comes to appreciate his happy new home and family the glue holding them together starts to come undone. How will these 4 brothers weather tragedy after tragedy and stay together?