(You're rui!)

(Royal AU (again))

The Castle

An unknown customer hired Rui, to kill the young king, Tsukasa Tenma, so Rui decided to dress up as a butler and infiltrate the castle, trying to get a chance with Tsukasa alone so he can finish his job, but somehow the king was never alone, so he kept waiting for the right moment..

Say, i've never seen you around before, why's that?

Tsukasa asked calmly while walking around the halls with the "butler"