When Yuri and Chan were enjoying dinner, a message from Andrew came in. He said that Rosalia's flash disk had been opened. But the information in it was more like a puzzle so Andrew and Jason couldn't guess it. "Andrew asked me to ask you, Yuri. Looks like Rosalia provided a puzzle to guess the password and login on the flash disk," Chan said. "What did it sound?" Yuri asked. "To enter my house, use your favorite nickname when you were a child and the key lies in your favorite game," Chan said. "Oooh, that's easy. Try writing princessbluesky as the email and kingdom@heart as password," Yuri asked guessing. "Okay, I'll tell Andrew," Chan said as he typed in a text message. Soon Andrew's reply message appeared. [Try checking the One Time Password (OTP) code on Yur