Earthlings Undertaking is a mixture of RPG and turn-based strategy set in ancient Chinese mythology. The narrative tells the story of the realm of the immortals. Once upon a time, a huge cataclysm happened and created a crack in their plan, in order to avoid the tragedy, the cosmic entities sealed the mortal world, which remained isolated from their influence for thousands of years. The adventure begins with the fact that a crack opened and one of the immortals got into the world of people. In the role of the leader of a devastated sect, the gamer will improve himself, develop his skills, recruit people, and also assemble his own army with powerful units. The core of the gameplay is travel across the global map, where the protagonist will encounter many random encounters. Some can only be solved if you have certain skills or character traits.