This is reaching the limit of Wrathion's tolerance now.

He smiles, a little uncomfortable, and squeezes at Anduin's hand.

"And his help is always available in turn," he adds. "Now, perhaps we should find something to eat."

Away from the melancholy of the coast, the sight of the mermaids and safely somewhere warm. Also, around people which may help Anduin feel... comforted? By the presence of others? Is that how it works? Wrathion isn't sure, but it seems worth a try.