Romance of Dragons and Snakes - Chapter 14: Assault of Dragon and Snake

As a promise, he went out into the world as an assassin. 3 years later, after becoming the Supreme Assassin, he gave up on everything he had and returned to the ranks of ordinary people. But one day, Kismet, a mystical game created by the National Research and Development had appeared.

Enigmatic hands, spectral frame, and one cunning strike just like the swing of the Grim Reaper. The Supreme Assassin takes on the mystical world, and how his legendary tales sets off, progressively ascending the altar to becoming the best.

- Description from Novelupdates

Set on a giant, almost finished bridge between Sadogashima and Niigata. Abandoned by the government, the bridge, and the giant man-made floating island at the center, has become a city of criminals and societal drop-outs.

Set in the same world as Durarara, but 15-20 years later. There is almost no overlap between Etsusa Bridge and the other novels.

Jiang Hao, who is a high school student, was struggling for his college entrance exam…However, this day, a super decomposition system appears in front of him suddenly.By decomposing different kinds of items, he can unlock and use any types of talented abilities, even the power of controlling the time and space.“Ding! Decomposing a math book, obtained one crystallization of mathematics!”“Ding! Decomposing an ant, obtained the ability: Superpower!”“Ding! Decomposing a spider, obtained the ability: Danger Sense!”“Ding! Decomposing a female ghost, obtained the ability: Divine Footwork!”……From that moment on, Jiang Hao began his journey of adventuring this world. This strange world wasn’t simple as he thought.With the Super Decomposition System’s help, he explored the truth of world step by step, and unlock the secret in the deep.

Weiss is an ordinary young man caught in the changing times who is studying magic from an unknown natural event. When he feels weak and helpless in facing a world that is constantly changing and filled with magic, he awakens his secret ability, the “Maid Order”. Special abilities that make him a “Master” who will be respected by the “Maids” who are loyal to him.