"The famine struck so hard this spring that there are people eating human flesh." Once upon a time, In the 29th year of King Sejong… The Joseon Dynasty is in chaos, and King Sejong has ordered the "Detectives" to carry on a secret mission! Become the "Detective" with excellent physical abilities and the skills to perform Taoist magic to save the country. ▶A thrilling action, sweeping zombies using fans! A large fan-shaped weapon you have never seen before! Simple yet splendid fan skills! Feel the speedy action as you grow. ▶ Experience the Joseon Dynasty with 3D & pixel graphics! Cute and retro dot graphic that everyone likes! It's a 3D background that makes you fall in love with it more and more!! Various types of stage dungeons as seen in TV shows! ▶ Awesome! Gorgeous! Exotic transformation skills! Become stronger by transforming into Hong Gil-dong, The Nine-tailed Fox, Grim Reaper and many more! ▶ Simple, yet numerous ways to grow! All you need is a simple tap to grow! Experience yourself becoming stronger and greater with a simple tap!