Spamalot's manga / #Ｏ(≧∇≦)Ｏ(925)

Fast read

I think I read this already

Summary Kuze Akihito is living alone in his house and takes men as visitors during the night. When an officer named Sumeragi Goutarou is assigned to be his guardian, all these men stopped coming and Akihito seemed unhappy...? Later on, Goutarou learned the reason behind Akihito's loneliness and thus their life of living together take a turn into something else.

1st of the K-sensei Series 1 K-sensei no Yajuu na Aijou 2 K-sensei No Yaban Na Renai 3 K-Sensei no Furachi na Junai 4 K-Sensei no Himitsu no Netsujou