(Ummmm...hmmm...you can pick! Kaz is also prone to nightmares, so he'd probably empathize...)
(nIgHTmArE iT iS)
Sam: mhnn . . -he turns in his sleep-
Kaz hears and wakes up
Kaz: mmm...?
Sam: m-mom, no-
(wait- didnt you say you were leaving?)
(yeah in like 40-50 minutes)
Kaz:...hey....you-you ok love?
helloo
(ohhh . . ok lol)
Sam: -he's shaking in his bed, he seems terrified-
Kaz gets up off the couch and walks over to Sam's room. He knocks on the door
Kaz: Hello...are-are you ok?
Sam: -he crying in his sleep, and breathing quickly-
Kaz bites his lip
Kaz: Ohhhh...
He opens the door
Sam: -he turns over again- mom! no! please!