In the "Wind Capital" of Wind Street, Zuo Xiangtaro, partner Philip and director Minghaiya Shuzi run a detective firm. Behind the seemingly peaceful wind, mysterious organizations circulate underground "evil Gaia storage strips" that can turn ordinary people into Dopant. And everyone in the "Garden Family", the core of the mysterious organization that caused many strange events, has a great influence in the wind. Xiangtaro and Philip, who challenge the Dopant to cause strange events, use six "Gaia storage strips" to transform into a masked knight W, resolutely against the Yuanya family. What on earth is the purpose of the Yuanyu family? What is the mysterious past of the masked Knight W and Philip? There are many puzzles hidden, and the battle of the masked Knight W begins.