Here is the full list of all 46 Monster College achievements.
Accept your fate as a werewolf.
Arrive at Silverleaf.
Meet Rachel for the first time.
Meet Olga for the first time.
Meet Lily for the first time.
Meet Dean Sharp for the first time.
Complete the Chapter 1.
Meet Emily for the first time.
Meet Sofia for the first time.
You disconnected the call with Rachel.
Meet Shosha for the first time.
Meet Grace for the first time.
Meet Suzy for the first time.
Help Olga with the chair problem.
Help Lily with the problem in her room.
Complete the Chapter 2.
Help Rachel at the pool party.
Complete the Chapter 3.
Meet Nina for the first time.
Meet Maxine for the first time.
Meet dragomira for the first time.
Participates in werewolf initiation.
Get some advice from Emily.
Watch the fight between Maxine and Nina.
Attend the dinner with Rachel's family.
Sleep with Rachel's mother.
Treat Rachel gently.
Get tough with Rachel.
Sleep with Rachel.
Complete the Chapter 4.
Play the good cop in the interrogation with Alex.
Play the bad cop in the interrogation with Alex.
Sleep with Nina after accusing her of stealing the stone.
Perform the magic ritual with Sofia.
Complete the Chapter 5.
Witness the ritual of Lily's past.
Spy Olga in the library.
Talk to Mathilda.
Complete the Chapter 6.
Force Dragomira into submission.
Let yourself be subdued by Dragomira.
Challenge the SeaKing Morlos to a fight.
Get messy with Emily.
Force Keiris to help you without offering her anything interesting.
Sign the contract with Keiris and improvise a show for her.
Complete Chapter 07.