When enigmatic Isabelle moves into a small seaside cul-de-sac, her obsessive drive to solve a mystery casts suspicion on four neighbouring families. Her quest to reunite one family will have far-reaching consequences for them all.

When enigmatic Isabelle moves into a small seaside cul-de-sac, her obsessive drive to solve a mystery casts suspicion on four neighbouring families. Her quest to reunite one family will have far-reaching consequences for them all.