Here is the full list of all 12 Bright Memory - Episode 1 achievements. It takes around 2-3 hours to unlock all of the achievements on Windows.
Finish the 3 week
Float the enemy in the air for 15 seconds
Find all the collectibles
Finish the 2 week
Put out a candle
Stay in the air for 10 seconds
Find WarStorm game DVD
Head shot to kill 30 enemies
Kill XING TIAN
Kill Forest keeper
Dodge 5 times when the enemy is about to attack you
Keep SSS style of 30 seconds