After the fall of La Cittadella, Hatono and her friends in the Light Music Club start thinking about what to do next. To Hatono’s surprise, she’s whisked away by Rin to karaoke and suddenly finds herself performing for Rin and Momo?! Talk about nerve-wracking! But when Momo hears Hatono sing for the first time, she’s blown away...and makes a decision that changes everything!