Thoughts across time and space

When the Yuan army attacked Japan, monsters from mainland China also traveled eastward to Japan in order to obtain the souls of the dead. Here, they met Inuyasha's father, King Touga. After a hard battle, the mainland monster was finally sealed in King Douya's teeth. Back in the Warring States Period, a fragment of the Four Souls Jade flew to the Forest of No Return and awakened Onymaru, the son of the mainland monster leader. In order to unlock the power sealed by King Douga's teeth, Agatemaru sent his followers Ruri and Glass to lead Inuyasha and his party to the Forest of No Return, and induced Inuyasha to use the iron broken teeth to cut off the barrier. The barrier disappeared, the power that had been sealed for hundreds of years began to resurrect, and Onyx Maru became more powerful. At the same time, the glass and the glass took away the coral's mica and the mage's wind cave respectively, causing Inuyasha's side to fall into a bitter battle; on the other hand, Kagome's consciousness was controlled by Agate Maru, and she had no choice but to use an arrow to seal Inuyasha again, and was later pushed into a dry well by Kikyo, traveling through time and space and returning to the modern age...