From Blissful Sin
Rintarou is bothered by the throbbing of his heart caused by his tutor, Kaede for unknown reasons. One day, Rintarou finds out that he's actually in love with Kaede when he was receiving H punishment!
But, without knowing Kaede's feelings, Rintarou became anxious and--?!
Little sadistic home tutor x natural high school student's after class love.
Includes the following short stories:
Chapters 4-5 Complex 17
Chapters 6-7 Koi no Hajime wa xxx!?
Chapters 12-13 Yuuutsu Trickster
Chapter 15 The prequel to Koitomo!?
There's also 2 Special Booklets
Special Booklet #1 Shows a bit of Kaede as a child and his viewpoint on toys.
Special Booklet #2 Just what will Rintarou do when he gets lonely because Kaede's has been neglecting him?