"Because once you throw me the lifesaver, you drag it back to you. I have a feeling you won't even throw it. Maybe position it towards my body... but that's it."
"Fuck the lifesaver. I'll go in myself and carry you."
Harry has Haphephobia, thus, he refuses to touch skin and skin to touch him. Louis is the roomate that just wants a peek under Harry's gloves, and sooner, his heart.