As a live-in caregiver for the Narumiya family, "Sayori" was summoned one day by "Iroha," the bisexual bride of the Narumiya family. Despite being pressured into a physical relationship, Sayori left the situation as if fleeing. However, "Iroha" arranged for her father-in-law, who needed care, to be placed in a facility, creating time alone with "Sayori" and continued to pressurize her.