How did Shun Shun come back from The Legend of the Storm?

Pu Feng was rescued in the casino.

According to the story analysis of Fengyun legend, Pu Feng met the elder sister Shun Shun in the casino. After discovering her present identity, Pu Feng managed to save the senior sister and sent her back to Shun's class. Shun Shun suffered a lot, and Pu Feng always liked Shun Shun. In order to become Shun Shun and Pu Yun, Pu Feng ordered the key of the hotel door to be given to Pu Yun, the monitor of Shun Shun's class.

Fengyun Legend is a War of Resistance against Japanese Aggression-themed TV series produced by Beijing Xinghuihuang Film and Television Investment Co., Ltd. on February 23rd, 2002. Directed by Yizhi Liu (early stage) and level (late stage), written by Bai Yiqi, starring Lu Ling and Kelly. Based on the Japanese attempt to occupy China in this special period, this drama tells the legendary story of a pair of giant brothers with completely different personalities and fates.