Here is the full list of all 19 Westview Academy - there are Season 1 achievements.
Take the basketball route.
Take the music route.
Accept Kiara as your best friend.
Get an A on the song writing mini-game.
Your life had an unfortunate end.
Finish Chapter 1.
Finish Chapter 2.
Finish Chapter 3.
Finish Chapter 4.
Win the Basketball minigame in Chapter 3.
Go on a movie date with Paige.
Get payback on Alyssa.
Find the first hidden X.
Find the second hidden X.
Win the basketball game in Chapter 5.
Agree to be Jasmine's source.
Kiss Brooke at the beach in Chapter 5.
Let your intrusive thoughts win.