Supergirl (2015)

S02E17 Distant Sun

A hefty bounty is placed on Supergirl, attracting aliens from all corners who converge on National City with the goal of eliminating the Steel Woman. Meanwhile, Alex and Maggie unexpectedly bump into Emily, Maggie's former girlfriend, who is visiting for a week. In another development, Hank receives a peculiar directive from President Marsdin.