雛逃げ (Hina Nige)

Background
Your white face resembles that of my beloved sister who went off to marry Miku is a princess in an unhappy marriage. She began harboring affections for her sister-in-law (Nana) but she eventually had to leave. Some time later, Miku receives a hand maiden (GUMI) who reminds her of her sister-in-law and begins forcing her repressed sexual lust onto the girl. The hand maiden tries over and over again to escape but is always brought back.

It is featured on the single of the same name.

Lyrics
''Note: Miku and GUMI are singing more or less different lyrics at the same time here. Just because one of their lines are before the other doesn't mean that they sing first or last.''