Doesn't the light moments make the dark ones even darker, though? Or maybe that's it, that a story that's only dark seems a little silly and therefore safe, whi

Doesn't the light moments make the dark ones even darker, though? Or maybe that's it, that a story that's only dark seems a little silly and therefore safe, while a story that's both everyday light and really really dark becomes more unsettling because it can fit into the real world in a way?