Although the Three-headed Dragon Whales had chosen to submit, Yu Qingtan still directly used the Great Universal Zen Light to convert them, planting Soul Constraints in their Sea of Consciousness to ensure that there was absolutely no possibility of them rebelling.
Afterward, Yu Qingtan left the battlefield and found a secluded spot, inquiring about the intelligence that the Three-headed Dragon Whales knew. As expected, they all came from the Central Domain.
The Central Domain and the Outer Eight Realms, although only separated by the Lichuan Inner Sea. However, there is a spatial barrier tens of thousands of miles wide in the middle of the Lichuan Inner Sea, which almost completely isolates the Internal and External Domains as two separate worlds.
