From xiaojiangworld:

Kotaro has an unrequited love with Aoyagi, an elite business man, who is a regular customer at the café he works at. To make matters worse, Kotaro takes home and collects Aoyagi’s used straws for masturbation material. He was satisfied just with the things Aoyagi touched, but what happens when his feelings finally reach Aoyagi?! However, for their distorted love to begin from being caught red-handed is… Follow a couple ridiculed with lies’ sick love! And in the second story, watch as a nerd loses his virginity to his childhood best friend, who is a model, in a cas... More...

From xiaojiangworld:

Kotaro has an unrequited love with Aoyagi, an elite business man, who is a regular customer at the café he works at. To make matters worse, Kotaro takes home and collects Aoyagi’s used straws for masturbation material. He was satisfied just with the things Aoyagi touched, but what happens when his feelings finally reach Aoyagi?! However, for their distorted love to begin from being caught red-handed is… Follow a couple ridiculed with lies’ sick love! And in the second story, watch as a nerd loses his virginity to his childhood best friend, who is a model, in a case of a twisted, perverted love.

1-4) Ibitsu, Itoshiki, Himitsugoto

5) My Fair Virgin!

6) LIP

7) Extra

Formerly titled as "Tonari no, Itoshii Stalker" (となりの、いとしいストーカー). Less...