In the game endings menu, click the icon in the upper left corner to open it
1. Enhance the mercenaries to obtain soldiers currency
2. Attributes Give Medal/Gem
3. Item/Soldier Book Gives the Stone of the Soul
4. Only 1 item is needed for items upgrade
5. Item upgrade only costs 1 point of honor
[Note] For the first time, you will apply for the authority of the suspension window, please allow it to enter normally.