The Sound of Swords in the Long Night

When he was sixteen years old, something happened to his family suddenly, and his parents died mysteriously one after another. He took his father's relic, Mo Wenjian, and went to the outside world alone, but was assassinated along the way. A lonely shadow in the dark forest, the sound of swords in the long night, a grievance, several sorrows of separation, fate coerced him to walk towards the truth, and those who accompanied him along the way also left one after another, making the world sad, who is in charge of the ups and downs?