Frank teaches Peter how to kiss when he keeps practically shoving his tongue down Frank's throat.
Frank teaches him to take it nice and slow, how to be patient with a kiss and when to use tongue. It has Peter melting in Frank's lap and wetter than he's ever been before.
Clocking in to the #peterfrank factory.
Thinking about how much of a lonely little Omega Peter is. He's lost everyone he loves, has no pack of his own. So he develops the habit of self-scenting when scared or anxious or in pain.