Please answer the following question: Please answer the following question about this movie plot. If it's un-answerable, please output "No answer". Question: After what Marie and Alex get ready to go to bed? Movie plot title: Haute Tension Movie plot: The film begins with a woman wearing a hospital gown, whispering to herself. Her back is revealed, showing sutures from injuries all over her back. The scene cuts to a woman who runs from something unknown to a road near a forest. She stops a car, screaming, begging for help, when her hand is revealed, covered in blood from a wound on her stomach. This is revealed to be Marie's dream. She and Alex, her best friend, are on their way to stay at Alex's parents' house for the weekend to study. When they arrive, Alex gives Marie a tour of her house before they settle down for dinner. After dinner, Marie and Alex get ready to go to bed. As Alex sleeps, Marie lies on her bed listening to music and masturbating. Marie hears a doorbell ring and Alex's father wakes to answer it. The man at the door is a serial killer, who slashes Alex's father's face with a straight razor. Alex's father's head is pressed between two spindles of the staircase, then the killer shoves the bookcase towards the father's head, decapitating him. The noise awakens Alex's mother, who finds her husband dead and is approached by the killer. Marie, hearing the mother's screams, quickly arranges the guest room to make it appear that no one is staying there, and hides under her bed. The killer inspects Marie's room but does not find her. Marie creeps downstairs and finds Alex chained in her bedroom. Promising to find help, she sneaks into the parents' room to find a phone. After hearing loud thuds, she hides in the closet and through the slats of the door witnesses the killing of Alex's mother as her throat is brutally slashed with a razor. Alex's younger brother runs from the house to the cornfield, pursued by the killer. Marie returns to Alex, where she witnesses the young boy's murder from a window. Marie promises to free Alex, but the killer is heard returning. Marie sneaks into the kitchen and takes a butcher knife. Alex is dragged into the killer's truck. Marie sneaks into the truck with the butcher knife and hides there with Alex. He locks...
A:
After dinner