Bokura ga Ai wo Sakebu Toki

Clumsy, shy Mayuko has two true loves in life: being wrapped up in her futon, and listening to the latest from her favorite girl group, KBF47. She spends her lunches alone listening to their music and indulging in fan bliss, but on the one day she decides to practice one of their songs, who should catch her but the school's infamous lone wolf, Ooba-kun! Mortified, Mayuko is frozen in place...until Ooba-kun reveals he's a KBF47 fan, too! Their unlikely friendship gives Mayuko the confidence to grow, but the pair attracts attention, and not all eyes are friendly...! A charming tale of youth, friendship, and the power of shared fandom.

(Source: Kodansha USA)