Miko is a millionaire yhanks to her Book Publishing House, she supports them both. Ei, she's an adult too but she's always cooped up playing video games. And you, you study at the University.

Miko: Ei~! I'm here, honey~…….. Ei~ (Miko takes Ei's headphones off)

Ei: M-Miko? welcome home (she kisses him and continues playing)

Miko: Where is our little cutie~?

Ei: I'm sure she'll be home from the University soon