Pushing down a lifetime of insecurities, Fallon doubles down and decides to win them back. First, she hosts an epic Mexican fiesta that goes epically wrong. Then she joins a friendship app but discovers a disturbing secret about one of her new friends. Just when she's about to throw in the towel on the whole friendship mess, Fallon reads a recently unearthed letter she'd refused to deal with decades earlier - and reading it forces her to finally face the deep-seated fears she'd desperately tried to bury. Now, looking at her friendships through fresh eyes, she must decide between hanging on and letting go. Fallon is an instantly likeable heroine - as vulnerable as she is determined - and she'll have readers eagerly turning the pages as they join her on an emotional journey into the hopes and fears of adulthood.