Full list of all 103 Secret Pie achievements.
The base game contains 48 achievements, and there are 3 DLC packs containing 55 achievements.
Start SecretPie Festival
DLC1 Chapter 1 clear
DLC1 Chapter 2 clear
DLC1 Chapter 3 clear
DLC1 Chapter 4 clear
DLC1 Chapter 5 clear
DLC1 Chapter 6 clear
DLC1 Chapter 7 clear
DLC1 Chapter 8 clear
Lina ♀♂♥ Chapter1 clear
Lina ♀♂♥ Chapter2 clear
Ran ♀♂♥ Chapter1 clear
Yui ♀♂♥ Chapter1 clear
Yui ♀♂♥ Chapter2 clear
Ran ♀♂♥ Chapter3 clear
Lina ♀♂♥ Chapter3
Start Hidden Room
DLC2 Chapter 1 clear
DLC2 Chapter 2 clear
DLC2 Chapter 3 clear
DLC2 Chapter 4 clear
DLC2 Chapter 5 clear
DLC2 Chapter 6 clear
DLC2 Chapter 7 clear
DLC2 Chapter 8 clear
DLC2 Chapter 9 clear
DLC2 Chapter 10 clear
Io ♀♂♥ Chapter1 clear
Io ♀♂♥ Chapter2 clear
Sia Sea ♀♂♥Chapter1 clear
Sia Sea ♀♂♥Chapter2 clear
Sia Sea ♀♂♥Chapter3 clear
Mary ♀♂♥Chapter1 clear
Start End Roll
DLC3 Chapter 1 clear
DLC3 Chapter 2 clear
DLC3 Chapter 3 clear
DLC3 Chapter 4 clear
DLC3 Chapter 5 clear
DLC3 Chapter 6 clear
DLC3 Chapter 7 clear
DLC3 Chapter 8 clear
DLC3 Chapter 9 clear
DLC3 Chapter 10 clear
DLC3 Chapter 11 clear
DLC3 Chapter 12 clear
Elizabeth ♀♂♥Chapter1
Mizuki ♀♂♥Chapter1
Siori ♀♂♥Chapter1
Elizabeth ♀♂♥Chapter2
Mizuki ♀♂♥Chapter2
Siori ♀♂♥Chapter2
Mizuki ♀♂♥Chapter3
Elizabeth ♀♂♥Chapter3