Knight Rank: Yama

2000 years ago people live normally but one day numerous monsters appeared at the equator and they are called [Titans], they are the true inhabitants of the world so seeking some kind of protection, people awakened their power and they are called [Kinetic Ability]. And the first person who have that closes gate where the [Titans] are coming. However, that power is disappearing and the Gate is slowly opening. Will they be able to fully close the gate?