htsp01 - htsp03 belong to the same scene.
If you make hotspots in another scene, then
1. they must have other names and, accordingly, other variables in onloaded="if(tag_name...
2. In the counter, you need to specify the number of all clickable hotspots
if(global.hs_tag_count == №, ...
The counter layer is global and counts all clicked hotspots in the entire tour, not just in one scene
Again, how accurate the task originally set is how accurate the executing code will be