Like the mame suggest Hinato is an idol unbeknownst to his new school. He tried to befirend Yamada but is rejected. Hinato is in the idol group crystal lover with his older brother and another guy. He tried talking to Yamada again who was looking at a magazine featuring crystal lover and was told that Shinba (aniki) is his favourite.
Taki is excessive and eccentric and makes a free kisses sign. Eisuke came up to him and french kissed him as his friend looked on in shock. Taki feels guilty for forcing himself on his first love who was his tutor when he was in junior high. Therefore he decided to start from scratch and learn about love.
Misaki is a small guy who gets reminded constantly by the freshman, Fujikawa. He gets pissed off at him not treating him like a sempai and looking down on him. However, that is because Fujikawa followed Misaki around when they were small children but Misaki forgot about him since he thought Fujikawa was a girl.
Kawachi is known as a delinquent but he enjoys looking out of the window at Shinozaki sempai who he is in love with. Kawachi met shinozaki in first grade when Kawachi was still a small and cute child. From that time Kawachi started to secretly stalk shinozaki. However, Kawachi accidentally saw Shinozaki's real personality and accidentally threatened him in return for his silence.
Shin is popular with beautiful features according to his classmate, the silent Hanatori who wants to be like him. During PE, Hanatori fell over a basketball and Shin helped him to the infirmary after he twisted his ankle. After Shin closed the distance between them to remove trash from Hanatori's head, Hanatori ended up getting an erection and out of shock and embarrassment he ran away.
Minami is popular but he likes hanging out with his childhood friend (Sousuke) over hanging out with girls. Minami never released his feelings for Sousuke was love and figured it out after seeing Sousuke with a girl.
2) Daisuke (high schooler) met Kaname (grade schooler) when Kaname family moved in next door. They were close but as they grew older, they started to drift apart. That was until Kaname started high school.
Sagara Fuminori was rejected by Saiji sempai when he confessed over summer vacation since he is dating another student in the same dorm. As Sagara wallows in his rejection he stays in his best friend (Hibiki) dorm so that he wont meet Saji sempai since they are in the same dorm. Once in Hibiki's room things starts to heat up since Hibiki said he will comfort Sagara.
Kouta have been in a 6 year one sided love for his childhood friend, Haruto who is a playboy. However, it seems that Kouta is not set on ever confessing to Haruto.
Shirogane Mitsu is sensitive to smells and is constantly plagued by the poisons air around him. That was until one day he smelled a smell that soothes his senses. However, this guy (Tokuro) who's smell calms him despises him since one day out of the blue a man he did not know (Shirogane Mitsu) started clinging to him.
Saeki and Wataru are friends with a similar hobby which is watching movies. They mostly discusses movies with one another and when a girl in Wataru's class asked him who Saeki likes, he could not answer him since they don't discuss non movie topics.
Idol-kun wa Koi wo Shiranai