I Saved the Earth, but My Little Sister Exposed Me

Li Hong transmigrates to Blue Star and awakens a System, only for it to tell him that aliens are coming to invade.

With no other choice, Li Hong quietly devotes himself to research, trying to fight the aliens. He raises the technological level of all Blue Star through his own efforts and saves the planet.

What he never expected was that, while he was still making preparations, his younger sister would take his inventions onto a livestream and expose him.

"Holy crap, what kind of health drink is this? It turned me young again! Is this some kind of elixir?!"

"Holy crap, did the Terminator just walk out of a movie?!"

"Holy crap, my robot wife has finally appeared in my lifetime! Quick, quick, take all my money!!"

"Alas, I'm not well-read, so 'holy crap' is all I need to get by!"

"Holy crap..."

This novel and its characters are entirely fictional. Any resemblance is purely coincidental. Please do not imitate.