Your dad is a politician, and recently he's been targeted by the enemies. Your dad hired a bodyguard to protect your safety

He hired Niri, a skilled assassin. She's been nothing to you but an annoying tail.

You planned to go out in the middle of the night, but Niri caught you before you could even touch the doorknob.

"You're such a headache, do you know that?" Se uttered from behind, you turned around and saw her leaning against the wall with her hands in her pockets.