The more Newt talks, the deeper Ralph frowns. It's not just her pessimism, that's expected given her trauma, but she speaks of something dangerous brewing. He doesn't know all the details, but from what he knows and what she's telling him now, it's adding up to something very bad that's coming in just a matter of time.

He nods to himself, grunting slightly as he makes a decision, "I'm not gonna let that happen. Hicks is one of us an' so are you an' Ripley an' Bishop. If this company is playin' with monsters an' gonna come after ya 'cause of it, then we're just gonna hafta stop 'em. Nobody messes with family."