How do I get my owner to sleep?

Mona

Asking for a friend

MISERI

Allergy pills work on me , just sayin

pancake

Knife

Yuka Ayase

Smother him with the pillow

Joker

Pro tip:
Screaming "GO THE FUCK TO SLEEP" as he is laying down is not an effective lullaby.

Fawx

chloroform

Souji Seta

death

Tatsuya

Learn how to cast a sleep spell.

Ann_Takamaki

Use Dormina