Here is the full list of all 17 Ultramarine achievements.
It Begins
Two Way Cheating
Caught
Watch Them Cheating
Cheating For Cheating
Painful Regret
Sneaky Cheating
Swimming Sperms
Getting Back Together
Rick Is A Bad Guy
Tasting Your Own Medicine
Black Bikini
Green Bikini
Pink Bikini
Purple Bikini
Red Bikini
Yellow Bikini