I Regard You as My Old Enemy, but You Regard Me as Your Wife? !

[Two male protagonists➕ABO➕Interstellar➕Two strong men➕falling in love and killing each other➕attack that has been planned for a long time➕sworn enemies] [Tough-tongued, arrogant and hot-tempered Little Pepper Alpha differentiates into Omega for the second time ✘The scheming Bking is possessive and aggressive] Shen Xingli, a top Alpha, was the son of the richest man in the Imperial Capital. He was born with a silver spoon in his mouth and had an older brother and sister to inherit the family business. He just lived a flamboyant life and was a famous libertine in the eighth galaxy. Everyone thought that sooner or later he would marry a well-matched Omega, and he himself thought so. But fate had a way of joking - as the only top Alpha in the imperial capital who was sought after by Omega, he and Lu Xingchen had been fighting each other since childhood, and had never stopped tit-for-tat. However, in an accident, they split into Omega for the second time and were head-butted by their mortal enemies. Things completely went astray from then on. Lu Xingchen stood in front of him, his eyes as heavy as a whirlpool: "Xingli, you can't run away." Shen Xingli's hair suddenly exploded, and he glared at him with his neck raised: "Young master is Alpha! Don't mess around!" Later—— He was entangled with him and couldn't get rid of him. He was trapped by that person with many years of obsession. The best friend turned into a bitter rival, and the bitter rival became an irresistible follower. This tit-for-tat contest eventually became a fetter that no one can break away from. (The introduction is too weak, please move to the text)