Here is the full list of all 48 Hero of the Kingdom II achievements. It takes around 6-8 hours to unlock all of the achievements on Windows.
Have 300 fame.
Destroy the Demon.
Find the ancient gold armor.
Find 12 treasures.
Find 180 eggs.
Pick 25 locks.
Save your sister.
Find 40 crabs.
Get the Crown of Power.
Kill 15 snakes.
Hunt down 25 wild animals.
Find 60 lost crates and barrels.
Heal seven people.
Catch 160 fish.
Find 25 pearls.
Find 30 rainbow-tinted shells.
Acquire Percy’s compass.
Gather 40 baskets of berries.
Acquire five areas of knowledge.
Find 10 pearls.
Help three ghosts.
Meet your true love.
Build your own ship.
Give 12 charitable gifts.
Clear the city of zombies.
Kill 15 spiders.
Find 200 mushrooms.
Pick 10 locks.
Learn five skills.
Own 3,000 gold coins.
Have 100 strength.
Hunt down 10 wild animals.
Gather 25 sacks of herbs.
Gather 10 sacks of herbs.
Own 1,000 gold coins.
Catch 60 fish.
Find 15 crabs.
Gather 15 baskets of berries.
Have 100 fame.
Find 70 eggs.
Find 25 lost crates and barrels.
Find 80 mushrooms.
Enter the city.
Help the miller get back his lost grain.
Learn two skills.
Help your sister make a necklace.
Acquire two areas of knowledge.
Help any fisherman in the village.