"Yu Ji-han, you're useless." With those harsh words, Yu Ji-han, a dedicated member of the prestigious guild "Keroes" and the elite "Kim Hyun-tae Party", is abruptly expelled. After seven years of service, he's left with a meager severance pay of 10 million won. But Yu Ji-han possesses a unique ability - 'Sampling' - which allows him to see probabilities. [Probability of the "Very Fun Guild" growing into a large guild...] [99%] "I will surely surpass you all!"