Sei inadvertently enrolled in a theological school and suddenly finds herself failing to make any friends! Right at that time she meets Taiyou and Mizuki, which marks the start of their briilliant school life.
Seri is in love with her childhood friend Kou. But he's more interested in her sister! To make things more complicated, Seri's classmate Ikushi is always getting on her nerves… because he likes her sister, too!!
Alpha genes produce people with exceptional appearance, intelligence, and abilities, but only exists in 1/100,000 people. Nobunaga, born an alpha, will always attract other people. Despite having everything, all he wanted for was "a turn of fate." After meeting a woman that filled him with a need to have her and only her, the ultimate climax starts!
Yui has a deep love for her "older brother" (they're not actually siblings, but are related), and she is devastated when he gets married. While at the wedding, Yui meets a sobbing boy, Kaoru. It turns out that his cousin (that he was in love with) is the one Yui's brother is marrying.
When Yui moves into a boy's dorm so she can seek out new love, she finds that the head of the dorm is none other than Kaoru!
Hitomi Kosaka, who wants to be a novelist, admires Takeru Murasaki, a genius writer and high-school student. She dreams that he would help her make her debut, and enters the same high school that he attends. However, being opposite of the image, Takeru is dirty-minded and sadistic in reality. What is worse, he says to her, "I'll make love to you."
Ai just loves her big brother, Yuzuru! He's so kind, so reliable and so cool! He always protects Ai from trouble and when she cries, he cheers her up! He's the perfect big brother. But, bad things happen soon. Her parents divorce and she and her brother are separated! Now, after 9 years, one day, Ai, now 14 years old, finds a tall boy in front of her school! Who is this boy-?