Fu Huai'an and the rest had put up a pretense of going to Mexico. However, based on Fu Huai'an's understanding of May Myint Yady, since she was in Mexico… she would know that Fu Huai'an would go to rescue those people. Hence, Fu Huai'an's four ex-comrades couldn't possibly be in Mexico.
Gu Qingcheng found out that May Myint Yady had hidden those four people in HMP Belmarsh Prison. Fu Huai'an wasn't anxious to start moving. He stayed in Mexico and, in an unflustered manner, plotted in the dark about how to rescue them.
May Myint Yady had long sent her people to keep tabs on Fu Huai'an. She was very curious about when Fu Huai'an would find her…