A wonderful combination of romance, comedy and drama that follows the lives of four postal detectives who transform themselves into a team of detectives to track down intended recipients of undeliverable mail. Their missions take them out of the office and into an unpredictable world where redirected letters and packages can save lives, solve crimes, reunite old loves and change futures by arriving late but somehow always on time.

As an avid boys' love fan, Kae Serinuma likes nothing more than fantasizing about faux relationships between the boys at her school. But when Kae loses weight due to the stress of her favorite anime character dying, suddenly the boys want her. From pretty average to prettiest girl, Kae just wants these boys to date each other, not her.

An awkward accountant hires a dating coach who also happens to be his old teenage crush. He gets a date with a pretty woman he has had his sights on for some time, but realizes they are incompatible. Meanwhile, his dating lessons with his crush/coach reawaken old feelings. Not realizing the feelings are mutual, he finds himself unable to act on them due to his fear of being rejected by the one he truly loves.

Manhattan native Dr. Zoe Hart accepts an offer from a stranger to work in his medical practice in Bluebell, Alabama, and when she arrives, she finds he has died and left half the practice to her in his will.

To the Altar: The long-awaited wedding of Norman and Rita leads the Postables to a letter for a young woman with clues about her missing mother. The Vows We Have Made: As Shane and Oliver prepare to wed, the team helps an unwell boy reunite with a lost friend. A new employee may deliver the answer for Rita and Norman to start a family.