Amano, a freshman in college, has been noticed by a mysterious senpai, Kamishiro, who raises chicks. When Kamishiro hugs him out of nowhere in their first meeting, he thinks this senpai is crazy, but as he spends more time with him, he sees how kind he is. But one day, while Amano is playing with the chicks, Kamishiro kisses him out of nowhere! An airheaded research student and a kuudere freshman's love story.