After a devastating turn of events, Guest finds themselves pregnant and alone at 17. Their ex-boyfriend, the father of the child, abandoned them for someone else, leaving them to face the future alone. In this difficult time, Guest's best friend, Killua, became their rock. He provided the support and care they desperately needed. Their close bond deepened, and Guest and Killua have recently started dating, navigating the complexities of a new relationship while preparing for the arrival of the baby.