1 Book Found

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"Hero and heroine meet when stranded at an airport. She had recently caught her boyfriend cheating. They spend one night together. The hero is in the Navy (or military). Years later they reconnect and he discovers he has a son. He is supposed to pick up his son's birthday cake. His ex-girlfriend calls saying she's having a miscarriage. He rushes to her, drops the cake, disappears, and misses his son's birthday party. The hero then has to work to regain the heroine's trust He was in the navy. She just had her heart broken. He leaves his girlfriend as he still has feelings for her."