| Category | Achievement |
| Sub Achievement | Wonders of the World |
| Reward | 5 Primogems |
Requirement
Ask Khayyam about the lost memories.
Talk to Khayyam after completing Memory’s Final Chapter.
A Walnut Tree Amidst the Gardens
| Category | Achievement |
| Sub Achievement | Wonders of the World |
| Reward | 5 Primogems |
Ask Khayyam about the lost memories.
Talk to Khayyam after completing Memory’s Final Chapter.
