Adrian confronts Vivienne about her fake sleepwalking, revealing his awareness of her schemes. Meanwhile, the Nolan family pressures Adrian to break up with Vivienne and marry Sabrina as part of a twenty-year-old promise, leading to a tense confrontation where Adrian hints at needing Vivienne's help in a surprising way.Will Vivienne agree to Adrian's unexpected proposal, and what secrets lie behind the twenty-year promise?