The news of Li Quanqiang's investigation has sent shockwaves through the volleyball community, akin to a massive stone dropped into a tranquil lake, stirring up ripples throughout. Not only are past achievements on the court being revisited, but complex interpersonal relationships behind the scenes are also coming to light. As the long-standing helmsman of the Chinese women's volleyball team, Li Quanqiang's downfall is undoubtedly set to impact the entire landscape of the volleyball world, with the most attention focused on the future of head coach Cai Bin. If Li Quanqiang was the "pusher" behind Cai Bin's return to coaching the Chinese women's volleyball team, his sudden misfortune has cast a shadow of uncertainty over Cai Bin's future. Cai Bin's tenure in recent years has been far from smooth sailing. When he took over the Chinese women's volleyball team in 2022, there were many skeptics who doubted whether he could handle a team that desperately needed rebuilding after the disappointment at the Tokyo Olympics. Despite Cai Bin's efforts to prove himself and his coaching record being better than the previous Olympic cycle, he still failed to fully win over public confidence. At the Paris Olympics, the Chinese women's volleyball team achieved three consecutive victories in the group stage but was defeated in the first round of the knockout stage, ending their journey in the quarter-finals. This outcome was disappointing, neither a failure nor a success, especially when compared to the team's illustrious history, it seemed rather mediocre. However, reality is a more complicated game than any match. Cai Bin's contract renewal…