Meanwhile, Alice Cullen has a vision that the vampire Victoria has returned to Forks. Victoria seeks to kill Bella to avenge her mate, James' death. Alice takes Bella to the Cullen house for a sleepover. Bella learns about Rosalie's past that led to her eventual transformation to a vampire and why she treasures humanity. Bella is determined to become a vampire, but eventually agrees to reconsider her decision. A few days later, Edward proposes to Bella. Despite harboring an aversion to marriage, Bella accepts on condition Edward will make love to her while she is still human.