The show is launched by CW TV network and adapted from DC's long-lived comic "Green Arrow". Oliver Queen (Stephen Amell), who is worth hundreds of millions, suffered a serious boat accident. Five years after he was missing and declared dead, he was found alive. When he returned to the metropolis, he was warmly welcomed by his family and friends, but they also felt that he was different from five years ago. The island experience put Oliver under dual mental and physical tests. He tried his best to hide his true self in front of everyone, determined to make up for the mistakes his father made to the city. During the day, he is still a wealthy son, but at night he turns into the messenger of justice "Green Arrow". Detective Quentin, the father of his ex-girlfriend Laurel (Katie Cassidy), decided to arrest this unpredictable ranger to maintain the city's law and order. At the same time, he must deal with the various relationships between his sister Thea, who has become a bad girl, his remarried mother Moira, and his friend Tommy, who had a relationship with Laurel. And there is also a dark force approaching him in the dark...