About the ending scene of the second season of Alien from Mars, why are there cockroaches on the earth?

Because the main purpose of the country is to get Deng and Michelle, two natural abilities, and because the magic lamp has been confirmed to be modified (natural ability, almost no surgical risk), we can study this technology and mass-produce captain-level people (interests and national strength, this is politics). In order to have a chance to catch them, the team in our country wanted to make the second plan come true, so they invested in cockroaches.

Extended information ① Alien Mars is a TV animation produced by Japanese animation company LIDENFILMS, which was broadcast on September 26th, 20 14, with the word 13. The work is adapted from the comic book of the same name.

(2) In 2599 AD, human beings made a land-building plan on Mars, so the surface of Mars was covered with a layer of moss. In order to make Mars warm, scientists reserve some creatures on Mars. After that, 15 carefully selected genetically modified young people shouldered the expectations of the world and took a manned spaceship to Mars to perform an important task.