The Male Lead's Beloved Maid is Too Competent

I possessed the body of a maid (?) whose job was to put the male lead to sleep. I was essentially like a comfort pillow, absorbing and stabilizing the magical power he possessed. But in the original story, she betrays the male lead, poisons him, and is executed. Now, I've already been thrown into the male lead's bedroom with no way out, so what can I do? I lived as quietly as a mouse, holding my breath. “Wait. I don't think you're breathing right now. Are you sick?” “I'm not sick.” I let out the breath I had been holding. “What on earth are you doing crouching on the floor?” “I am trying my best to remain unseen, Your Grace.” I really did try my absolute best. By now, shouldn't the ...