Here is the full list of all 35 Yes, Your Grace achievements.
Complete the game.
Buy all upgrades for the Siege.
Flawlessly complete the Dark Ritual.
Let Asalia run away with Maya.
Help all Radovians.
Say Goodbye to Lorsulia.
Win battle against Radovia.
Buy all upgrades for Radovian Battle.
Confront Ivo.
Unlock Hunter.
Unlock Witch.
Turn the Tavern into a... Public house.
Buy a rooster for Cedani.
Help Lord Etton with his Dust trade.
Get through the wedding night.
Buy all upgrades for wedding.
Practice sword fighting with Asalia for the first time.
Pick a nickname for Cedani.
Invest in Tavern business.
Tell Lorsulia she will be fine, instead of "I Love You".
Pet Dusty three times.
Help Stefan.
Buy all gemstones from fortune teller.
Sell all paintings from the castle.
Find all evidence and clues for Royal Trial.
Audry takes the blame during the Royal Trial.
Give Aurelea a gift.
Make Asalia marry Varid.
Refuse all Radovians.
Bear saved Cedani.
Don't lose Aurelea or Cedani.
Make Asalia marry Varid, let Aurelea die, kill the deserter, kill Lord Jovan, kill Beyran, kill Radovian survivors.
Run out of gold.
Run out of supplies.
Hit zero villager contentment.