Luckily, he has quite a decent amount of experience in dealing with her when she is in true 'melted' form like this - extending his touches to her body beneath the water, her mid and lower back, seeking out knots and working to move them from her body. He is also using a bit of his Light and ability when he finds a particularly sore spot, to help it 'soak' away into the hot water of the tub and disappear.

After a while, he shifts around to her front side to work at her hands, her forearms, her chest and abdomen.