Allen arrived inside the house of the Supreme Psychic. He had used his and talents to erase his presence while using his talent to malfunction the psychic barrier that was set up by the Supreme Psychic.
It seemed that the Supreme Psychic was also a cautious person since the capabilities of the psychic barrier could even detect the Supreme Assassin as long as the Supreme Assassin entered the psychic barrier.
Because of that, not only did he have to use his and talents to hide his presence from the Supreme Psychic, but he also had to disable the detection ability of the Supreme Psychic's barrier.
Doing all of that, he wasn't detected by the Supreme Psychic. Using his , he used <> to perceive any signs of life inside the Supreme Psychic's house to detect the current location of the Supreme Psychic.