Sign in to Change Your Life and Sweep Across the City

Lin Haotian, a takeaway boy who was doing nothing, was abandoned by his money-worshiping girlfriend, and was humiliated by the rich second generation, and his life hit rock bottom. A car accident left him on the verge of death, but he accidentally activated the [Super City Sign-in System]! Bite! Successfully signed in at [Hospital ICU] and received [God-level Medical Skills (Elementary)] and a start-up capital of 500,000 yuan! Since then, Lin Haotian's life has been like cheating. He relied on his superb medical skills to cure terminal illnesses, slapped arrogant doctors in the face, and made his ex-girlfriend regretful. Sign in at [Downtown Square] and buy a top-notch supercar that will shock the whole city; Sign in at [Luolu Martial Arts Hall], add your peerless skills, and transform into an urban dragon; Sign in at [CBD Financial Center], your business talent will be awakened, and shares of listed companies will be at your fingertips! He repaid the humiliation a hundredfold! He stepped on all the old supercilious looks under his feet! As each check-in location is unlocked, Lin Haotian's identity continues to accumulate. From a mysterious doctor, a powerful man to a martial arts master, his strength and wealth have skyrocketed. The cold female CEO falls in love with him, and the hot female policewoman lives and dies with him. While Lin Haotian enjoys a happy life, he also gradually uncovers the world of martial arts and disputes between supernatural powers in the bustling city. A bigger conspiracy and stronger enemies are coming one after another? Just more check-in points and face-slapping material delivered to your door! In Lin Haotian's life dictionary, there is no longer the word "coward", only "sweep", "slap in the face" and "invincible"! He is the strongest sign-in king in the city. Wherever he goes, no one dares to mess with him, and he is so happy all the way!