An ongoing series revolving around Atsuya, who is an "Unrequited Love Maniac" and the loves of his life. Prequel: Hatsukoi Moratorium inside Shotgun Marriage Vol.1: Shitsuren Mania (Unrequited Love Maniac) Vol.2: Junai Allergy (Allergy to Pure Love) Vol.3: Netsuai Complex (Ardent Love Complex) Vol.4: Dekiai Egoism (Enraptured Love) Vol.5: Katsuai Catharsis (Catharsis of the Love) Vol.6: Saiai Ambivalent (The Dearest is Ambivalent) Vol.7: Mitsugetsu Melancholy (Honeymoon Melancholy) Vol.8: Tooi Dearest (Long Distant Love Just Now) Vol.9: Kyuuai Syndrome (Courtship Syndrome)