1. Open the social panel in the game.
2. Select the "Add Friends" option and enter the opponent's game ID or character name.
3. After adding friends successfully, find the player in the friends list and right-click on his avatar.
4. Select the option of "Invite to join the Saint" and send an invitation message to the other party.
5. If the other party accepts your invitation, you can join your holy tutor team. Please note that each saint tutor team has a certain level and number limit, and it is necessary to judge whether new members can be invited to join according to the team level and number.