Merlin hid his face in the cup of tea as he tried to puzzle out Zach's motives, this kindness that he hadn't expected.
And if this was how Zach treated difficult people that he didn't dislike, what did he do for people he did?
He shook his head at that comment as he swallowed tea and put the cup down. "I don't know when it's going to happen." he said, feeling a little sheepish considering what he'd come here for last night. "I can't tell, but it's, like it's happening sometimes and-" he cut himself off and shook his head again, this time like he was trying to work out a complicated puzzle. "It's different, I don't know."