Malcolm is shocked and hurt when he realizes Guy is seeing another man. He believed they were happy and he was waiting, not always patiently, for the time they could move in together. Guy has no idea that Malcolm knows about the other man and Malcolm is trying to decide what he should do. He dreads giving up the man he loves, but doesn't believe he can possibly share him with someone else.
Then Guy changes their plans at the last minute and invites Malcolm to his place for dinner, informing Malcolm he has something to tell him.