Here is the full list of all 100 Seek Girl:Fog Ⅰ achievements.
Trigger eggs
Give the right gifts to all people
The tenth death
The tenth rebirth
The fifth death
The fifth rebirth
Acquire the dragon's leg
All characters were collected
Succeeded in conquering Alysa
Pick Alysa up
Meet all the girls
Reach a happy ending
Give the wrong gifts to all people
Succeeded in conquering the demon
Purify demon
Find out the hidden character
Haven't eat any black heart
Reach a escape ending
Give the wrong gift nine times
Had conversations with all the skeletons
Haven't eat any black heart for nine times
Acquire the dragon's arm
Acquire the dragon's power
Acquire the dragon's private parts
Had conversations with 8 different skeletons
Succeeded in conquering the weak girl
Save weak girl
The first death
Succeeded in conquering the pure saintess
Save pure saintess
The 20th injury
Recall all the memories
Succeeded in conquering the hypnotist girl
Save hypnotist girl
NReach a betrayal ending
Talk to a mysterious guide
Succeeded in conquering the woman warrior
Save woman warrior
Find all gifts
Succeeded in conquering the sheep girl
Save sheep girl
Throw a gift to slime
Succeeded in conquering the chick
Save chick
The 10th injury
Get ten blood bottles
Find question
Succeeded in conquering the princess
Get the jade operator
Save princess
Give the right gift nine times
Succeeded in conquering the slime
Save slime
Get five blood bottles
Get token from debbie
Ten characters were collected
Save debbie
Succeeded in conquering the explorer
Save the explorer
Meet 10 different girls
The first rebirth
Die three times before save a girl
pick up five keys
Recall 8 memory images
Find nine different gifts
Succeeded in conquering the summoner
Save summoner
Succeeded in conquering the witch
Save witch
pick up three keys
Succeeded in conquering the princess's nurse
Save princess's nurse
Succeeded in conquering the maid
Save the maid
Succeeded in conquering the little dragon
Save little dragon
Succeeded in conquering the black nun
Save black nun
Give the right gift once
pick up a key
First injury
Retrieve lost memories
Meet former teammates
Without getting hurt on the map, save two girls
First taste of breast
Skeletons can talk
Get a blood bottle
Succeeded in conquering the earl's daughter
Show began
Give the wrong gift once
First encounter with a girl
Find a gift
Enter the fog scene for the first time
Throw five gifts to slime
Throw ten gifts to slime
Without getting hurt on the map, save four girls
Without getting hurt on the map, save six girls
Reach an easy ending
Reach a decadent ending