So, it was a side he didn't know anything about because Thetis kept herself pretty guarded around him now. He cold hack away at it, he had before and he'd slithered in when she wanted to keep him away. No mortal man had ever done that of her.
He rolled his eyes at her, tipping his glass to the air and downing it just as quickly. His look read, 'By all means have fun'. As long as he was there though she would want to rip his eyes out with her nails and not be bothered with whoever this was she was cozying up to.