A very well detailed Triangle Glyph Tattoo. You can see that the pink flower is fully colored within the glyph triangle symbol as it slowly branches out into the less colored parts of the flower as the colors are only concentrated in the center.
Your spine tattoo doesn’t really mean you need a design that will cover up your whole spine. This butterfly tattoo could work as well. Butterflies represent rebirth as well as love and spirituality. No winder movies often depicts souls as butterflies.