Step 1: Install the game

Step 2: Hit and hold the [right] arrow key until you reach a bolder
Congrats you got the 1st achievement as the game opens "Story began... Press Play"

Step 3: Once you hit the bolder and can not continue any further notice you also picked up a scarf
Congrats you got the 2nd achievement "So beautiful thing! Get the scarf"

Step 4: Now hit the [Left] Arrow key and hold it until you reach the start of the game.
Congrats you got the last achievement "Memory eternal... Finish the story"

Step 5: Idle the game for card drops! Congrats on your 100% game!

Final notes: I made this guide to help gamers from all levels finish this game effectively.