"Kile Online" is a casual web game based on the real game "KILLER". It was launched in 2012 and became a hit among young players in Hong Kong, Taiwan, Macao, New Zealand, and Malaysia.

On a dark and stormy night, the murder happened. In the game, you are no longer a person who stays out of the matter, but a person who participates in the scene and decides life and death in the game.

You have a variety of strategies and skills to crack the case. You need to use different reasoning, psychological warfare, and social interaction to unravel the case and solve the mystery. You will be faced with different types of enemies.