MTL - Heads Up Hollywood - Chapter 7 he's a genius

She transmigrated into a novel of showbiz, becoming a member of a popular boy band. The original character dressed as a man and passionately showed her love to the male lead, only to be killed tragically in the end.As the most beloved daughter possessing great beauty in a rich family, how could she sacrifice herself for just a man?Thus, she transformed herself, becoming incredibly handsome, attracting countless fans.Her teammates found she began to focus on the career rather than the male lead, attracting tens of millions of fans and winning numerous trophies.The original male lead felt her ignorance and instead, found her hovering around his big brother...“Hey, this is tea that I had someone bring from Suzhou for you to try.”“Hey, this is Fish I made myself. Would you like to have a taste?”As the brother of the male lead, he was a big tycoon in the story, supporting the band with countless resources. Naturally, she tried to please him to climb higher, but why did the expression in his eyes become increasingly strange...He watched the 'little guy' busy around him, his eyes deep and secretive, suddenly pulling her into his embrace.She freaked out,“What are you doing?””The dish isn't tasty. I want to taste you.“”But I'm a man!“”Got it.“”No! Actually, I lied to you. I'm a woman!“”I've been lying to you too.“

One day, a silver-haired goddess appeared before him.“Heaven-Defying Star. The one who goes against fate. The sole savior of a world doomed to end—”What the hell is this woman even talking about?“You must be the Regressor.”“… What?”No, I’m not.

Qin Xiaobai transmigrated into a husky.
And his master turned out to be a goddess-level live broadcast.
Reporter: “Miss Su, you are now the first sister of Douyu. What’s the secret of your success, is it your good looks or hard work?”
Su Wanqing thought for a long time, then pointed to Erha beside her and replied, “It doesn’t seem to be the case. The main credit for my current achievements is that my Erha is so outstanding! Sometimes I even doubt that my Erha is the protagonist. …”

- Description from novelbuddy

The world was once at war with 10 alternate worlds. This was known as the Concept War and our world won 60 years ago. All of this was concealed so no normal people are aware of this fact in the current time.

After the death of his grandfather, the high-school student Sayama Mikoto is suddenly summoned by the giant corporation IAI. He learns this world is headed for destruction due to the acceleration of the Minus Concepts. To prevent this, negotiations must be undertaken with the survivors of the other parallel worlds so their 10 concepts can be released.

And so Sayama is caught up in the final battle to clean up after the Concept War which left behind so much enmity.