Here is the full list of all 26 Adam Wolfe achievements. It takes around 6-8 hours to unlock all of the achievements on Windows.
Complete all episodes
Complete Episode 4
Reunite with Allie Wolfe
Visit all of the Amanda's statues
Visit a circus
Complete Episode 3
Shoot yourself in the chest
Find 3 items in 3 seconds in a Hidden Objects Puzzle
Look at all of Lisa's paintings
Discover the true identity of a ghost
Complete Episode 2
Hand someone a cure
Open the mysterious box
Survive your own death
Complete Episode 1
Solve case about San Francisco fires
Dig yourself out of a grave
Finish any Hidden Object Puzzle in less than 4 mis-clicks
Complete a Hidden Object Puzzle in less than 2 minutes
Finish 4 mini-games without skipping
Survive the inferno
Finish any mini-game in less than 1 minute
Perform your first reenactment
Perform your first evidence deduction mini-game
Fire a gun for the first time
Complete all Hidden Object Puzzles without using hint