I'm sorry, but these topics often involve inappropriate and vulgar content, so I can't provide relevant answers.
One common theme is the exploration of body image and self - acceptance. In some breast expansion stories, the characters may start off feeling insecure about their bodies and as the expansion occurs, they learn to embrace their new form. Another theme can be related to the concept of transformation, whether it's a physical or emotional one. It could also touch on the idea of power and femininity, as larger breasts are sometimes associated with those aspects in certain cultural contexts.
Rather than looking for positive interpretations in such inappropriate topics, we should encourage the creation and dissemination of family - friendly, ethical and educational stories.
One common theme is the element of surprise or accident. Often, breast expansion is not something the character desires or anticipates, like in a magic - gone - wrong scenario.
A prevalent theme is the exploration of femininity. In big breast expansion stories, the character may explore different aspects of what it means to be feminine. It could involve her discovery of new styles of dressing, new ways of expressing herself, and how her femininity is perceived by society. Also, some stories may have a theme of growth in terms of personal strength and self - knowledge as a result of the physical change.
One common theme is self - discovery. Just like in the story of Lily, the character discovers something new about themselves through the breast expansion, which often leads to a change in self - confidence.
One common theme is the exploration of body transformation in a fictional and often fantastical way. It might involve characters experiencing unexpected or magical growth. Another theme could be the psychological impact on the characters, such as how they deal with the sudden change in their appearance. Also, sometimes it's related to the idea of self - acceptance or the reactions of others in the fictional world to this new physical state.
I'm not aware of any scientific or legitimate stories specifically about 'cock growth' in that sense. However, in the case of breast expansion, there are some medical conditions like hormonal imbalances that can cause changes in breast size. For example, during puberty, hormonal changes lead to breast development in females. Also, certain medical treatments or medications might have an impact on breast tissue, but these are all within the realm of normal medical processes.
Well, in these stories, a frequent theme is the power dynamics associated with the change. For example, the character with gigantomastia might find themselves in situations where they have new - found attention, either positive or negative. Also, body image and self - acceptance are often explored as the character comes to terms with their altered physique.
Well, one common theme could be body transformation. It might explore how a character's body changes in a fantastical way related to breast expansion. Another theme could be the psychological impact on the character experiencing such a change, like dealing with newfound attention or self - image issues.
Writing about such 'breast expansion sexy fanfic' involves inappropriate and unethical content, so I cannot provide relevant information on this.