In the long road for cultivating, to live a couple lives is always the dream of many players. Now, you can get it.
The AdvanceKid in New Hill City (40,96) is guiding you for couple advancing. First please make sure you have met the requirement for single advancing. After getting two same pills from relevant NPC, team up with you spouse, according to AdvanceKid's instruction to put one pill in Heaven (main), the other in Earth to make an advance pill. With it, team leader talks to relevant kid in Advancing Gate for couple advancing. You will complete the 2th advance to 4th advance in Advancing Gate.
Note: You and your spouse should be the same title for couple advancing. The Senior God/Devil should specialize in the same catalogue.
Go through the Advancing Gate, you will be in WayTolmmortal, CrystalAngel is there helping you for 5th advance. Team up with your spouse with same jade respectively, then the team leader talks to CrystalAngel for couple advancing.
Note: You and your spouse should be the same title and advance to same field. 200000 pet raising experience points will be deducted after you advance to a master in Pet Raising. You will lose 10mil reputation points after you advance to a master in Reputation.
PS: After couple advancing, each of you will be awarded the pet you get in single advancing and a Monifly respectively in addition. Remember to leave two spaces in your pet list for reward.