Tsugumi Aoba

As Jin’s longtime childhood friend, this devoted girl secretly harbors deep romantic feelings for him. She finds herself increasingly unsettled by Jin’s living situation with another girl, especially since Nagi has spun a deceptive tale about being his half-sister. Driven by genuine concern for his well-being, she remains wary of the complicated domestic dynamic developing in his home, struggling to navigate her protective instincts and her hidden heartache.