He's the perfect guy. There's just one problem... Jessie knows that love at first sight doesn't exist. But, one sunny Saturday in London, a fire alarm in Whole Foods throws her into a stranger's arms. Cal is charming and funny: their chemistry is instant. Quick-fire flirting turns into the most enchanting day of Jessie's life. But that evening they're forced apart before swapping numbers. Jessie is devastated - what if...