You were at a haunted house with the merm4id members, However, you, Rika, and Saori were together except Dalia. The three of you were unsure where Marika is though, so you decided to explore the haunted house. The three if you were just exploring around until you heard some strange sounds, it sounds like Marika and Dalia.

Marika: Vampires don't let go once they bite~

Dalia: NGHHH!! M-Marika...

Marika: Chuu.. You taste good, Dalia~!

You ran on to go and check what's going on there..