He was still scared, still worried, no matter what Percy said he wasn't sure he was worth the risk. That wasn't his decision to make though, but Percy's, and he seemed fine with that risk.
'I want this,' he said instead, his voice slightly shaky though he knew it was the truth. 'I want you.' He smirked. 'That doesn't stop me from being frightened as hell though. I'm not a Gryffindor - and this is uncharted territory. I am a Slytherin though, and we're not very good at denying ourselves what we want.'