i can't believe you're really here

Darius was awake. He couldn't sleep, even for a bit. But could you blame him? Ben had returned and he was alive and breathing. He had been back for a few nights but each night felt long and exhausting from Darius' lack of sleep. Darius was staring at him hoping that, even for a second, he wouldn't disappear. Darius was struck out of his thoughts by a quiet but firm voice.

or

Darius' response to Ben returning after weeks of believing the boy might be dead.