Here is the full list of all 15 PAGO FOREST: DRAGON'S REVENGE achievements.
Start a new game
Finish level 1
Discover the dogs
Meet Flora
Meet Freyja
Fighting the dragon
Leaving the village
Meet the dwarves
Reach level 9
Talking to trees
Visit the tower of the Magi
Join the council of mages
Confide in Freyja
Meet Ramia a second time
Triumphing in the final battle