Pink zone 2 Inran to enban

When Akihiko was a high school student he confessed his love to his childhood friend Kumi but he fell in love with him After that Akihiko who passed the universitys Faculty of Science receives a live invitation from Kumi who is active as an underground idol However after the live I witnessed the manager and Kumi starting to get involved at the venue Disappointed Akihiko will work on joint research with Eri who was the professors mistress Then he develops a new drug Exo Squall that will increase his love