Timeline of Cheating Series :
1 Ubawareru Koto Marugoto Zenbu - Takao (Big Tit Fetish) x Yoshinaga
2 Suki Toiunoni Nazekashira [Spin-Off of 1] - Yuuichi (Chef) x Takehisa(Boss)
3 Ai ga Matteru [Spin-Off of 2] - Focus on Kiyohito (Yuuichi's ex-boyfriend)
4 Ai ga Aru Kara Ii ja Nai [Sequel of 1] Takao graduated & opened a store /w friends.
5 Itsumo Anata no Koto Bakari [Sequel of 2] Closet gay, Keika blackmails Yuichi
Ai ga Matteru