Zhou Tao has suffered from congenital heart disease since childhood, and is full of negative attitudes towards the future. He has always doubted whether there really is someone in this world who is more important than his own life. If there is... then... does sheBy my side? Zhou Tao was young and spent his days wandering around his cousin Zhou Wen's clothing store. It wasn't until one day that Zhou Tao accidentally activated the future traveling robot D, which he couldn't shake off with all his mightA 'high-end product', but unfortunately, Zhou Tao led D to start integrating into this world. Gradually, Zhou Tao changed his negative attitude of wanting to 'destroy the world', and the people around him, due to the existence of D, began toHas had different impacts.