Daydreamy Iroha is too shy and anxious to talk to her high school classmates, so she finds solace in confiding in upperclassman Sou, who is always encouraging and supportive. With such a great friend by her side, Iroha just may have found a dream come true!

Iroha avoids the awkwardness she feels around her classmates by sitting outside and talking to Sou, the handsome boy she met at the library. However, one day, a boy from her class discovers the secret she's been keeping from everyone. Has Iroha found her perfect match in Sou, or just an illusory love?