<P> Before Will left Wisconsin, Emily asked Will to deliver a package to her former roommate, Summer Hartley, who is living in New York City . Will first meets Summer when he gives her the package, a diary that she wrote when she was a teenager (which, among other things, tells of her brief affair with Emily). He finds she is going out with a famous writer who is old enough to be her father . The writer breaks up with Summer, and Will starts a relationship with her . April quits her job and leaves to travel around the world . When she returns, she plans to tell Will that she loves him, but discovers that he is planning to propose marriage to Summer . April half - heartedly congratulates him instead . Summer writes an offensive article about one of Will's clients . Will cannot forgive this conflict of interest, and he ends his relationship with Summer . As a result of the article, Will loses his business and his dream of a political career ends, with all of his friends abandoning him . </P> <P> April calls after a long absence and finds that Will has a new job, but is despondent and depressed, feelings further exacerbated when she reveals she has a new boyfriend named Kevin . She throws a birthday party for him, reuniting him with his old colleagues . Will gets drunk and confesses he loves April . When she tells him he should've told her when he had his life together, he starts an argument with her when he implies that she is wasting her life working in a book store . Some time later, Will passes a used book store and finds the copy of Jane Eyre that April has been seeking with the note from her father . Will goes to April's apartment to give her the book, but he decides against it when he meets Kevin, who is now living with her . </P> <P> Emily moves to New York City, and she and Will rekindle their relationship after a run - in at a party of Summer's they both were attending . Maya correctly guesses that "Emily" is her mother . Maya states that it is unfortunate that the story has a sad ending, but Will explains that the story has a happy ending: Maya . </P> <P> Will decides to bring the copy of Jane Eyre to April . While catching up, it is revealed that they are now both single among other things . When giving April the book, Will apologizes for waiting so long to do so and a hurt April asks him to leave . </P>

Who turns out to be the mom in definitely maybe