Nhất Kiếm Môn (TKM) is an online role-playing game that was developed by an independent developer. This game is very popular in Vietnam and has been played by millions of players all over the world.

The main storyline of the game is about a group of characters that are part of a war between the four great sects. Each character has its own personality and its own story. In order to survive in the war, the players need to find a way to unify the four great sects.

The game is based on the idea that there is a strong battle between the four great sects, and that the characters can be divided into four groups, each of which represents one of the four sects.

In this game, there are four main groups, each of which has its own storyline and its own gameplay. There are also many other characters that are part of the story.