Sinseki No Ko To Otomari Dakara -

Then, at 2 a.m., a soft knock came from the guest room door. “Auntie… the futon smells different. I can’t sleep.”

Mika’s heart squeezed. She stroked Hana’s hair. “You’re safe here. Always.” sinseki no ko to otomari dakara

The sequel shifts focus to a thirty-something male living alone who must take care of a relative's child for a few days. Like the first, it can be viewed as a standalone story. Meaning and Context Then, at 2 a

Refers to a child of a relative, such as a cousin or the child of an aunt/uncle. She stroked Hana’s hair

親戚 (shinseki) in Japanese means "relatives" or "extended family." It refers to family members beyond the immediate nuclear family, MailMate.jp

The title uses common Japanese terms to set a specific narrative excuse:

For those who may not know, "Sinseki no Ko to Otomari Dakara" (also known as "The New Student and the Napping Girl") is a popular Japanese manga and anime series that revolves around the daily life of a high school student named Hana Minai and her interactions with her classmates.