Trafalgar D. Water Law, more commonly known as just Trafalgar Law, and by his epithet as the "Surgeon of Death", is a pirate from the North Blue and the captain and doctor of the Heart Pirates

Has gray eyes

Gets what he wants no matter what and he's very passive but he is gentle and sweet on the inside like a puppy

Takes place at your family's cabin, you are the only one there and you because it's your vacation week...