V. Koibito no Namae

1. Lover's Name
   One night, Ei Ariga the private detective was hit on by an obnoxious stranger whilst out working on a case handled by his father's agency. Then the timid and very polite Ryouichirou, who is a dead-ringer for the playboy stranger, turns up at the agency and tries to engage their services to find out why and how someone is breaking and entering his apartment. Ei-kun discovers that the nasty, violent and annoying carbon copy is called Naruaki and things get extremely complicated when he starts falling in love with both Ryouichirou and Naruaki... Lover's Name is also found in Double Lover - Koibito no Namae

2. Saikou no Kimi
   The oneshot is also found in Saikou no Kimi.

V. Double Lover - Koibito no Namae

2. Kimochi no Yukue
   It's been three years since Kirima walked away from his relationship with Kou. Kou's obsessive love was what sent Kirima running in the first place, and now that he has Kirima back he's not about to let him escape again...