Here is an analysis of the story told through the opening sequences of Link Click : Season 1 Opening: "Dive Back in Time"
: The visuals often show Cheng Xiaoshi looking directly at the camera while Lu Guang faces away, symbolizing their differing perspectives: Cheng is the active "player" inside the photo, while Lu Guang is the "eyes" watching from the outside. link_click_op_openinguhd_60fps
This opening is famous for its "reversed" gimmick, where the second half of the sequence (and the song itself) plays backward to reflect the theme of reversing time. Here is an analysis of the story told
: Many fans believe "Vortex" confirms that Lu Guang is in a time loop. The lyrics—"Dive back in time... back to the beginning"—coupled with his weary expressions, suggest he has lived through these events multiple times to find a path where Cheng Xiaoshi survives. Bridon Arc (Season 3) / "The Tides" Visuals The lyrics—"Dive back in time
The first opening sets up the core mechanic of the show—the "dive"—but hints at a deeper, more tragic narrative.