I have to hurry is a cutscene in Resident Evil 2. It plays during the Claire A scenario. It also depicts the vertical train going down along with the conversation between Claire and Sherry.
Sherry Birkin: "Claire, my stomach... my stomach hurts..."
Claire Redfield: "Hang in there, Sherry! Her forehead's burning up. I've got to hurry before the embryos pupate."