Lin Xiuyuan partnered with his cousin Lin Tianyao to breed fighting bettas—investing money, time, and living in the fish room for a full year. Through relentless self-study, he cracked the core technique for enhancing betta coloration. After selling the bettas for 2.3 million yuan, Lin Tianyao betrayed him—kicking him out with just 30,000 yuan and a torrent of humiliation.
