Tonari no Onee-San to Himitsu no summary: "Let me touch you more..." Miku, who suffers from a fear of men, finds a cute cafe close to the new apartment she just moved to. The manager is super-beautiful and, for some reason, takes a liking to Miku and asks, "Why don't you work here?" By sheer coincidence, they're even next-door neighbors. Miku starts opening her heart to this kind and cheerful woman... Wait... Man!?