1.22x - April 12, 2018
*New help menu provides controls and basic game information
*New item pick-ups now included in adventure mode : ammo, health, armor, medkit, grenades
*New directional guide to objectives in adventure mode
*Updated exit game interaction context in adventure mode to be more obvious
--------------------
1.21x - April 5, 2018
*New game mode : Adventure mode with free movement
...
Read full list of changes:
http://data.luandungames.com/zh4/changelog.txt