I'm Still in My Senior Year, and You Want Me to Make Up for My Regrets Before Becoming a God?

[No System, no mindless power fantasy, steady progression] Rifts in space split open, and blood beasts pour out in endless waves, hunting humans. A colossal flame demon wields blazing fire, impassively admiring the city ruins as they burn to ash. Alien races that control humanity, evil martial artists who worship outer gods, giant beasts, creatures from the stars... Blue Star is heading toward extinction, but humanity has never given up hope. Chen You, a transmigrator, arrives in this world and vows to become an extraordinary martial artist and reach the pinnacle of the world. But on the day of his Battle Spirit awakening ceremony, something unexpected happens. Chen You: “So you're saying that I'll die in the future, and then you'll be reborn as my Battle Spirit?” Legendary Battle Spirit: “That's right. In your previous life, you advanced too quickly, leaving too many regrets along the way. Your state of mind was flawed. I came back reborn to help you become a god!” Chen You: “Becoming a god can wait. But if you can do that, couldn't you just help me be reborn instead...?”