Seven Gates Survival

One day the Earth was no longer a peaceful place to live in. The air became toxic and the humanity became on the edge of extinction. Fortunately by that time, some aliens came to Earth and created domes to serve as a shelter in order to protect the rest of humans who survived the disasters Thiss event has changed our world and affected humanity forever.

A small group of survivors, learn about the knowledge of aliens and they succeeded to lunch a demonic ritual known as "The opening of The Seven Gates", hoping to find a clean planet. But this ritual led to the most dreadful event in the history of Earth.
Each gate opens many portals from underworld kingdoms to our world.
A decision that started the end of the human race.
As a survivor you will face the horrific creatures, you will build your shelter, reinforce your defense, craft tools and weapon, save other survivors and raid cities invaded by all kinds of monsters.
Start an exciting adventure and survive the wrath of the underworld brought to Earth by The Seven Gates.