5 panels and 3 tiers.

Tier 1: panels 1+2.
Tier 2: panel 3.
Tier 3: panels 4+5.

4-13.1 Mid shot from directly in front of Jane as she navigates her way onto the tree.
JANE: Come on…

4-13.2 Thin panel of her feet sliding forward along the rotting bark.
SFX: sliiiide...

4-13.3 Long shot of Jane almost silhouetted against the swamp beyond the bridge as she waves her arms about and inches closer, almost now to the end of the tree.
JANE: Please don't be what I think you are...

4-13.4 Jane shakily crouches down at the end of the fallen tree, grasping some branches around her the best she can. The camera is angled to view her from the front but it's pulled out enough that we can see the red shape in the water more clearly now. It looks like the back of a car. The panel borders become wobbly.

4-13.5 Closeup on Jane's face as despair sets in.
JANE: No…