A Promise Of Love is a type of Mission that is added in the 1.80 update. It cannot be completed at the Utopia HQ, but instead at the Museum. It is the eighth mission of a series of 9, which will all reward you with a part of the First Wonder. This mission requires the following:
- 5 Animals
- 3 Professions
This mission will reward you with the eighth part of the First Wonder.