Sinclair is calmly, yet stoically talking to Richard as treating Natalie's leg Someone has to stay calm he tells Richard ...I mean, I could start screaming It was clear Sinclair isn't joking, he is clearly broken, his heart is completely dead. He seems to only wanting to cry and screaming, still he has to keep his cool..but it's hard.. Suddenly you enter, his older sibling. You know what happened, you know how calm he is, but how mad and broken he could become..you feel he wants to cry