<Chinese TV Series NOW> ”The Untamed” 2 EP1, the family masters are confused by Wei Wuxian's change = Synopsis / Spoilers

*This article contains spoilers. The first episode of the Chinese TV series "The Untamed" 2 depicts the family's immortal masters, who are confused by the changes in Wei Wuxian.
Wei Wuxian, Jiang Cheng, and Jiang Yanli are happy to be reunited as a family once again, and they promise to never be separated again.
The Nie family holds a banquet to celebrate Wei Wuxian's return, but Wei Wuxian is criticized for not carrying his sword and for using strange techniques. He is questioned as to why he does not have a sword.
Wei Wuxian only laughed quietly and offered no explanation. Jiang Cheng went to Wei Wuxian's former and demanded that he take up the sword from now on. Wei Wuxian was no longer able to use the sword because he did not have his own elixir.
Wei Wuxian was standing on the top of a mountain when he accidentally witnessed Wen Qing being held captive and subjected to inhumane abuse.
The flute that Wei Wuxian was holding started to move, and Wei Wuxian, unable to restrain himself, played the flute. Then, many stones rolled down from the top of the mountain, helping to free the prisoners, including Wanxian. They
After being released, Wei Wuxian gradually regained his senses. Jiang Yanli witnessed Wei Wuxian playing the flute and releasing a black aura, and reported Wei Wuxian's change to Lan Wangji.
Wei Wuxian accidentally overhears their conversation and becomes cold towards Lan Wangji. Jiang Yanli panics and tells him the whole story. Wei Wuxian panics and realizes that he has misunderstood Lan Wangji.
He chases Lan Wangji but is attacked by him. Lan Wangji asks Wei Wuxian why he doesn't have a sword, but Wei Wuxian can't answer the question no matter how hard he tries.