Dean and Cas holding entire conversations just by saying each other’s names.
Dean wondering if Cas wants toast for breakfast: Cas?
Cas looking back at Dean and nodding: Dean.
Dean goes back to the kitchen to make toast.
Cas hoping that Dean wants to watch Daredevil: Dean?
Dean smiling: Cas.
Cas pulling up the show on Netflix.
Dean gently tending to Cas’ wounds: Cas.
Cas covering Dean’s hand with his own: Dean.
Cas knows Dean is telling him to be careful.
Cas whispering into Dean’s ear as pleasure overtakes him: Dean.
Dean gasping as he falls over the edge as well: Cas.
They both know that they’re saying I love you.