Help the Harvest Sprites find a "nice".

Attend all four festivals.

Successfully clean Nina's grave.

Collect 10 different records.

Construct all of the buildings.

Hybridize two hybrid crops to create something new.

Ride a horse for the first time.

Produce a bottle of S-grade milk.

Have a cow give birth to a new calf.

Win a game of Territory Capture.

Plant 20 crops.

Upgrade every magic attack to the maximum level of any character.