Aqua had already looked into his past while she was absent when she returned back from the Castle waiting at the river banks. The only reason she wanted to accept him was because she believed that he would have found out the truth himself and wait for her return. But that was not the case. He chose to live with ignorance instead and won the throne just to have power. Aqua couldn't believe that he and Tai had great cooperation between them in the recent years. But she was still ignorant to the factors that related to her home, getting help from the Demon King personally.
Aqua rushed back home. She washed her face and covered up everything to not let anybody know what she has been doing. But she ended right in front of a person she did not want to.
"Aiden," she called him. "What are you doing around my palace?" She asked him.
"I wanted to see if everything is fine around here," he replied her.
"Why?"