After being stranded on an island for five years, Oliver Queen, a playboy billionaire, returns home to Starling City, but neither he nor the city he remembers are the same. The unimaginable tortures he endured on the island and a promise he made to his dying father have turned Oliver into a vigilante who will stop at nothing to save his city. While outwardly resuming his carefree lifestyle, Oliver secretly uses his incredible archery skills to thwart those who threaten Starling City. In addition to the dangers he faces in his secret life, Oliver must deal with his painful memories of life on the island as well as some difficult personal issues. He struggles to rebuild his relationships with his mother, his sister, his best friend and the woman he loved and betrayed.