What's Your Number?

In the city of Boston, Ally Darling faces heartbreak when her boyfriend, Rick, breaks up with her. This split occurs right after she asks him to attend her sister Daisy's wedding, leaving her feeling vulnerable and lost.

Shortly after the breakup, Ally loses her job, intensifying her feelings of being adrift in life. This dual loss of a boyfriend and a job drives her into a period of deep reflection.

While riding the subway, Ally discovers an article in *Marie Claire* titled 'What's Your Number?'. The article suggests that women with more than 20 past romances are unlikely to find their ideal partner, prompting Ally to assess her own romantic history.

After counting her past relationships, Ally realizes she has been involved with 19 men. This shocking discovery motivates her to swear off romantic encounters until she finds 'the one' who will capture her heart.

At her sister Daisy's bachelorette party, Ally indulges in a night of wild fun. The next day, she finds herself with a hangover and the stress of having crossed a line with her former boss, Roger.

To avoid facing Roger, Ally invites her neighbor Colin Shea over for help. Colin is also dealing with his own complications from a one-night stand who is starting to get too attached.

An unexpected encounter with her past love, Disgusting Donald, surprises Ally as he has transformed into a confident man. His impending marriage makes Ally reflect on her romantic choices.

Ally decides to contact her ex-boyfriends, hoping one might have matured and become the man of her dreams. With Colin's help, she aims to reconnect and explore her past relationships.

As Ally reaches out to her exes, she is met with a series of awkward and disappointing reunions. These experiences highlight the reasons each past relationship ended, revealing a pattern of mismatched expectations.

Ally and Colin share a pivotal night out, which begins to deepen their connection. Despite their growing bond, Ally grapples with her feelings and uncertainties about pursuing a romance with him.

Ally ultimately chooses Colin as her date for Daisy's wedding, despite the rumors circulating about Colin's romantic past. This decision signifies her intent to move forward with their relationship.

As Ally grows closer to Colin, tension escalates when she discovers that Colin had secured contact information for her ex, Jake, without telling her. This situation stirs feelings of jealousy and betrayal.

In the midst of her confusion, Ally rekindles her romance with Jake and invites him to her sister's wedding. The encounter becomes complicated when she reveals her past romances, shocking Jake and causing doubts.

After realizing her heart belongs with Colin, Ally embarks on a quest to find him. She searches through weddings across the city, determined to confess her feelings and set things right.

In a heartfelt moment, Ally admits her feelings to Colin, who reciprocates her emotions. The story culminates with Ally waking up next to Colin, marking a new chapter in her life filled with love.