1. Introduction of the game:
LifeAfter is an immersive survival game that transports players to a post-apocalyptic world overrun by zombies. With stunning graphics and a gripping storyline, players must navigate through a barren landscape, scavenge for resources, build shelters, and cooperate with other survivors in order to stay alive.

2. All characters and levels of the game:
In LifeAfter, players can create and customize their own character, choosing from a variety of unique appearances and skills. As they progress through the game, players will encounter different levels or zones, each with its own challenges, resources, and objectives to overcome.

3. What attracts users most to the game:
One of the biggest draws of LifeAfter is its realistic and immersive gameplay. Players truly feel the desperation and danger of surviving in a post-apocalyptic setting, as they battle hordes of zombies and scavenge for vital supplies. The game also offers a deep crafting system, allowing players to create and upgrade various tools, weapons, and shelters, further enhancing the sense of survival.

4. Why it is popular:
The popularity of LifeAfter can be attributed to its combination of stunning visuals, engaging gameplay mechanics, and a rich, constantly evolving storyline. The game provides a challenging and dynamic experience, ensuring that players are consistently invested and motivated to explore the vast open world and overcome the various obstacles they encounter.

5. When the game was released and how many versions are currently available:
LifeAfter was originally released in November 2018 and has since gained a strong following. As of now, there are multiple versions of the game available, with regular updates and expansions adding new content, features, and enhancements to continually enhance the player experience.

6. The most difficult part of the game:
One of the most challenging aspects of LifeAfter is the scarcity of resources and the constant threat of zombie attacks. Players must carefully manage their limited supplies, while also keeping an eye out for roaming undead, as every encounter could mean life or death. Additionally, cooperating and forming alliances with other survivors becomes crucial for tackling more difficult missions and tasks.

7. Strengths and weaknesses of the game:
LifeAfter shines in its immersive gameplay, stunning graphics, and the depth of its open-world environment. The game keeps players engaged with its compelling storyline and ever-expanding content, ensuring a long-lasting experience. However, some players may find the pace of the game slow at times or struggle with the steep learning curve initially.

8. What other games have been developed by the same developer:
The developer of LifeAfter, NetEase Games, has also created other successful titles such as Rules of Survival, Knives Out, and Identity V. These games share a similar commitment to high-quality graphics, immersive gameplay, and engaging multiplayer experiences, further solidifying NetEase Games' reputation in the gaming industry.