Rory Williams
During the next two years, the Rory and Amy decide to get married. The Doctor returns the night before Rory and Amy's wedding. She travels in time with him but only after the Doctor promises to return her before the next morning. After Amy tried to seduce the Doctor, the Doctor takes her and Rory to 1580s Venice to fix the couple's relationship. Rory has always a problem with the Doctor because of his connection with Amy and her interest in him. He grows more annoyed and even paranoid with the relationship. It gets worse when the Doctor tells Rory that she kissed him. When Rory says that they should go back to Leadworth, Amy asks him to travel with them. The Doctor agrees and Rory accepts. In the episode "Amy's Choice", They have a shared dream in which they are married and Amy is pregnant. As Rory is about to die, he tells Amy to look after their baby. This causes Amy to see how much she loves him. Rory travels with the Doctor and Amy until "Cold Blood". In that episode, he is shot dead after saving the Doctor. He is then absorbed by a crack in time and space. The crack removes him all of time. As he is a part of Amy's history, she does not remembers him any more because he never existed He was removed from existence completely.