Kao dake yoi Classmate ga Yatara to Guigui Kuru Yuri no Hanashi

Ritsu Kaido is a typical high school student dating someone from the popular crowd, and the two are celebrating their one-year anniversary on a summer day. Just as they are about to kiss, their classmate Tsuzuri Yarai notices them and interrupts. Tsuzuri is friendly, sociable, outgoing, and attractive. As Ritsu grows drawn to her, the story follows the feelings that develop between the classmates.