Complete the indicated task to unlock the achievement.

Achievement	How to unlock
Best Ex-Rival: Evergreen Song	Achieve Malica's Best Ending.
Best Ex-Rival: Rock Forevermore	Achieve Gisela's Best Ending.
Best Friend, Business Partner and Rival	Achieve Lolita's Best Ending.
It's not like the game wasn't easy	Activate a cheat.
Just Bought A Cheat	Buy a cheat for the first time.
La Crescendia's Music Producer	Achieve Joe's Best Ending.
The Handsome Clerk	Meet Cassius Ivy.
The Heir of Whitelock Inc.	Achieve Ken's Best Ending.
The Ultimate Cheat	Reveal the ultimate one-for-all cheat.
Wandering Melody	Achieve one of the Bad Ending(s)