Kingdom of Light: Just Born, What the Hell Is the Counterattack System?

Thank you for the invitation, travel through the Kingdom of Light, and become Sai Luo's brother, the system is thousands of years early! [Six thousand years old, you have suffered many hardships. Not only is your combat power ridiculously weak, but your scientific research has been fruitless. Watching your younger brother, Zero, become a rising star in the Space Guard, you feel unprecedentedly confused...] [Counterattack mission: Bravely challenge your brother Zero and prove your determination to counterattack! [Reward: late blooming talent] [If you defeat Zero, you will be rewarded with the blessing of Noah's light! Saiya, who was just born, looked at the content on the panel, and then looked at his younger brother Sero, who was born at the same time, eating his hand, and fell into deep contemplation... "Fuck!" "This garbage system is definitely thousands of years early!" "I was just born, what the hell are you asking me to counterattack?!" "What's that, brother, just bear with it, it doesn't hurt!" Sero: Ah QAQ?