Ep. 4: Akari joins the Ninomiya family and learns about her shared origin with Hikari from space.

4

Ryou brings Akari to his home, where his younger sister Kimi gradually warms up to her despite initial reluctance. The trio formally declares themselves a family, leading Akari to move into the Ninomiya household. There, she meets Hikari and discovers that she also originated from space. Jennifer explains their past, suggesting they were once a single, bodiless entity that split into two separate beings with physical forms upon arriving on Earth. This revelation connects Akari and Hikari through a shared cosmic history, deepening the bonds within the growing family unit as they navigate their new life together in Japan.