A Mortal's Cultivation with the Absurd Mirror

Wang Geng, carrying the 'Absurd Mirror,' transmigrates to a cultivation world, able to copy anything in existence. Relying on this treasure, he easily joins a local sect. Just as he intends to leverage this power for a grand career, he is shocked to learn that the sect is called 'Yanyue Sect.' Not only are there Nangong Wan and Old Monster Qiong within the sect, but also the two Yanyue Jiao."Why is it the world of A Mortal's Cultivation? Shouldn't I be the protagonist? How did I become a supporting character?"