C1474 Bat Wing General

However, Mo Lin had to complete the quest in the second bag of the Immortal Emperor, find the Desolate Clock of the Sorcerer and use it to protect the Immortal World.

In other words, Mo Lin had to go deep into the Rainbow Demon's Gap and obtain the Desolate Clock of the Sorcerer from the sealed clan.

"Alright, come with me. I've done the Rainbow Demon Divination before