2.400 Update

What’s new:

• It might be cold outside, but our zombies’ hearts are always warm and green!💚 Zombie Cupid will arrive and share their love with you all on February 12.
• 3 new main mine levels: 157-159.
• Fixed a bug when AKF-timer displayed the incorrect time of absence in the game, resulting in less profit.
• Fixed a bug that resulted in the game freezing when collecting event rewards and preventing players from starting a new event.
• Prepared many heart-shaped chocolates for every zombie worker to enjoy.