Summary
Highlights
Ye Feng, a security guard at Kyoto University, initially resists studying, preferring a simple life. However, he accidentally awakens a 'divine sign-in system' which promises rewards and makes him an 'all-round bully' if he signs in at school.
Ye Feng signs into the Physics Department, gaining 'Mastery of University Physics.' He solves a complex graduate-level physics question, impressing Professor Wang who tries to recruit him into his graduate program. Ye Feng, preferring his security guard role, declines.
Ye Feng signs into the Math Club, upgrading his math skills to 'top professor' level. He effortlessly solves the Mills Conjecture during a public demonstration, leading to a heated recruitment battle between Professor Wang of Physics and Professor Huang of Mathematics, each offering incredible incentives to join their department.
Su Mengxue, the beautiful and influential granddaughter of the principal, recognizes Ye Feng as someone who saved her as a child. She boldly confesses her feelings and proposes to him, offering a substantial dowry, but Ye Feng, focused on the system rewards, initially declines.
Ye Feng signs in and becomes a 'God of Stocks,' receiving a hundred-year stock market chart. He helps his colleague, Ergou, earn significant money, astonishing everyone. He also receives a luxurious bachelor pad from the school, arranged by the professors eager to woo him.
Through the system, Ye Feng wins a Lamborghini. While showing off the car, a vlogger attempts to disparage him, but is humbled when Ye Feng reveals the car is his. His colleagues remain amazed by his hidden wealth.
Su Mengxue continues her persistent attempts to win Ye Feng over, even trying to seduce him after a dinner where she feigns drunkenness. She seeks advice from her friend, Xuanxuan, on how to approach him. Ye Feng remains unfazed, prioritizing the system rewards.
Ye Feng signs in, gaining 'World's Best Musical Instruments Playing' ability. He impresses the Music Department head, Professor Ling, with his cello performance, leading to his appointment as an external faculty member. Despite his new role and growing reputation, Ye Feng still maintains his security guard position.
Ye Feng gains 'Master Calligraphy' abilities via the system. He subs for Professor Huang in a math class, easily explaining the complex BSD Conjecture. His extraordinary handwriting also impresses students and professors, leading to more recruitment attempts, this time from the Math and Calligraphy departments.
Ye Feng signs in, gaining 'Professional English Eighth Grade' ability. He takes a Grade 4 English exam and, to everyone's astonishment, finishes both Grade 4 and Grade 6 papers (which he accidentally received) with perfect scores in under half an hour. His comprehensive talents baffle the academic deans, and it's revealed he also has extraordinary medical skills after saving someone's life with acupuncture.
Ye Feng meets Su Mengxue's grandfather, who, unaware of their connection, tries to set Ye Feng up with his granddaughter. Ye Feng uses Su Mengxue as a shield to politely decline. Later, Su Mengxue tells Ye Feng her grandparents want to meet him, and he prepares gifts: a calligraphy piece and a landscape painting.
Su Mengxue's grandfather pretends to be a stranger to Ye Feng and challenges him to a drinking contest, while her grandmother also plays a 'mean' role. Ye Feng, recognizing the grandfather from their previous encounter, plays along. The deception is eventually revealed at dinner, leading to a heartwarming acceptance of Ye Feng into the family after he impresses them with his gifts.