Boruto is the only one who senses that something is wrong. Due to their shared Ōtsutsuki nature, he realizes the "Kawaki" in the house is a clone and that the real one has left the village.
The text for "Boruto: Naruto Next Generations - Episode 290" covers the key plot points and official details of the episode titled (Kehai). Episode Overview Title: Presence (気配, Kehai) Original Air Date: March 5, 2023 Manga Canon: Adapts Chapter 61 of the Boruto manga Plot Summary
Boruto and Kawaki are under constant watch by Konoha's sensory team and personal bodyguards to protect them from Code.