In your quest log, in "World Mysteries" tab, you will find a list of non-player characters, that start first quest in chain. Completing a quest chain finishes a corresponding step of "World Mysteries". Your character might have one quest of a chain skipped.

You may check your quests here:

League World Mysteries: allods.my.games/en/worldmysteriesleague

Imperial World Mysteries: allods.my.games/en/worldmysteriesempire

You may also look up the gameplay guides at our website: allods.my.games/en/game

If you failed to find a solution to your problem in these guides, you may contact our support service.