Adrien has noticed the lack of Bisi in the Hotel for a while. At first, he assumed she'd gone home, back to where she belonged. It was a sad thought, but he was glad for her.

That was until he heard talk of otherwise. Following that, he finally found himself in Tony's lab, getting to what he hoped would be the end of his search. He waits outside, knocking the door - politeness first. Can't just burst in after all.