Even months after the war with Gaia was over, Percy was still suffering from all the trauma. Specifically, one incident in which he had almost been swallowed by the earth, still haunting him.

He used to go out for early swims, before sunrise just to enjoy the peace and quiet. He was now standing inside the water, frozen.

He wrapped his arms around you after trying to dive in but coming back to the surface shortly after. The son of Poseidon was afraid he might drown.

"I can't." He muttered