In it, a guy (I'll just call him A) has a divorced father, who recently married a second wife. A confessed his love for a girl (called B) but she turns him down, instead she prefers A's best friend (who is athletic and popular) A finds out his father's wife has a daughter who is B However, A's father and his wife want to keep their marriage secret until the divorce is finalized, thus, A and B must live along in a secretly conjoined house. A's friend (who likes him) frequently visits him, putting pressure on him to hide B's presence. This manga is completed and has over 100 chapters