To escape, passengers must physically interact with the art. Ryan eventually discovers that the exit door is disguised as one of the paintings on the wall.
Ryan's number briefly hits 0 after he vows never to leave Min-Gi behind, opening a portal home. However, when he hesitates to leave his friend, his number jumps back up to 115, closing the exit. Helpful Tips for Navigating the Car [S4E7] The Art Gallery Car
The car encourages taking your time and investigating every piece of art. Just touching or leaning against the paintings is a common way passengers accidentally find the exit. To escape, passengers must physically interact with the art
The Docent introduces a "time pressure" that can cause panic, making it harder to spot the door puzzle. However, when he hesitates to leave his friend,
The car is guarded by a terrifying entity called the Docent, a monster composed of shadowy arms and hands that attacks when passengers ignore the warning to "Mind the Docent".