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