Clark discovers his neighbor holding migrant laborers captive and forcing them to work on his farm; Clark seeks help from Martha to allow a young boy and his mother to stay in the country.
Felicity’s frantic when she learns that Ray Palmer is alive & being held by Damien Darhk. Sara joins the team on a rescue mission for Ray.
When Hailey attends her niece's school recital, she learns that the beloved music teacher has vanished. Hailey soon discovers several startling secrets amongst the staff.
Hailey Dean is pulled into another investigation when a popular new dating app links multiple missing persons cases from around the city.