Using mjolnir in such inappropriate and vulgar ways in fanfic is completely unacceptable. Mjolnir is a significant and powerful symbol in mythology and related fictional universes, and it should be respected and not desecrated with such improper ideas.
The rose in the title is a symbol. It can represent love or perhaps a token of respect for Emily. However, it's also something that is not actually given during her life, suggesting the lack of real love or positive regard she received.
The rose in the title can be seen as a symbol of love or respect that was never fully given to Emily during her life. It also represents the beauty and delicacy that was missing from her harsh existence.
Well, Toy Story was released in 1995 and Toy Story 3 came out in 2010. So, the time gap is 15 years. During that period, animation technology and storytelling in the industry evolved a lot.