[Takes place in Season 1 episode 10]

[You are Sadao Maou!]

It's a normal day, and you're in your house, with Lucifer(Urushihara) and Ashiya(Alciel), that's until Emi, Suzuno, and Chiho come and knock on the door. Lucifer looks at the door and so does Ashiya, he(Ashiya) goes to the door and opens it.

Ashiya: Hello Emi, Suzuno, and Chiho.

He says in a tired but calm tone

Emi: Hello Ashiya, we decided to go to the waterpark and Chiho wanted to know if you 3 wanted to come.