Q:Please answer the following question about this movie plot. If it's un-answerable, please output "No answer". Question: Who is Ev's sister? Movie plot title: The Giant Spider Invasion Movie plot: Following the title sequence, a comet or meteor is seen streaking across the night sky. Davey Perkins (Kevin Brodie) stops in to see Sheriff Jones (Alan Hale, Jr.). He works for his Dad's newspaper and is looking for a story. The Sheriff informs him that things are quiet.At a rundown farm outside of town, Dan Kester (Robert Easton) bids his wife Ev (Leslie Parrish) goodbye. He tells her he's going to a revival meeting. The preacher (Tain Bodkin) is giving a sermon to the faithful, but Dan isn't there. Davey stops by the Kester place to pick up his girlfriend, Terry (Diane Lee Hart) and greets Ev on the porch. She is drinking and offers Davey one. Ev and Terry are sisters. Terry and Davey depart, and Ev continues to drink alone. Ev runs out of alcohol and calls Dutch, the cafe/bar owner and asks him for a delivery. Davey and Terry drive over to a local junkyard and start necking. Dan finishes up with his prostitute/waitress, Helga (Christiana Schmidtmer) and leaves her place and drives home, listening to the revival on the radio. Just as Dan arrives home the meteor crashes somewhere on their property. In addition to a strong wind, electrical equipment starts to malfunction.A B-52 flying on patrol reports a magnetic anomaly and RADAR problems, then crashes. The Sheriff starts getting calls from citizens reporting electrical problems. Dr. Jenny Langer (Barbara Hale) at Montclair Observatory calls NASA again to report further information, now including gamma ray activity. At the Houston office of NASA, Dr. Vance (Steve Brodie) is feeding and talking to his plant. A co-worker, Paul, brings him some reports from Northern Wisconsin. Vance suspects the downed B-52 and the reports are related. Vance leaves for Wisconsin to investigate.Langer finishes a lecture on astronomy to her class when Dr. Vance arrives on campus to meet with her. They walk back to her office and she briefs him on her findings. The Kesters search their property and find a dead cow. In fact they find many dead cattle. Kester proposes to butcher...
A:
Terry