A common theme is the struggle between their moral compasses and their love. Hannibal is a serial killer, and Will has his own sense of right and wrong. Their love has to navigate this difficult terrain.
One common theme is the psychological battle between them. Hannibal is always trying to manipulate Will, and this power play is often explored in fanfiction.
One common theme is the exploration of their psychological connection. They both have very complex minds, and fanfictions often dig into how they understand and influence each other on that level. Another theme is the power dynamic. Hannibal is a very powerful character, and Clarice is no pushover either, so their relationship in terms of who has the upper hand is often explored. Also, the theme of redemption sometimes shows up, like whether Hannibal can be redeemed through his relationship with Clarice or vice versa.
Aesthetics and the grotesque are often themes as well. The way Hannibal presents his murders as works of art, the fanfictions sometimes focus on the beauty he sees in the macabre. This can be in the form of detailed descriptions of crime scenes or his own internal thoughts about the 'art' of killing.
One common theme is the exploration of their intense psychological connection. Given their complex relationship in the show, fanfictions often delve deeper into how they understand and influence each other on a mental level.
One common theme is the exploration of his origin. Writers often try to figure out what made him the way he is. Another theme is his relationships, like with his family or early friends.
One common theme is the clash of their personalities. Sherlock's cold logic and Hannibal's refined and sometimes sinister charm create a lot of tension. For example, in many fanfics, they initially distrust each other due to their very different approaches to life and crime - solving.
One common theme is the exploration of their relationship. The pregnancy often serves as a catalyst to deepen their bond. Another theme is the protection of the unborn child, with Hannibal usually taking on a very protective role.
One common theme is the exploration of the complex relationship between Hannibal and Will. Their psychological connection is often delved into deeper in these fanfictions, with the yaoi aspect adding an extra layer of emotional and physical intimacy.
A common theme is the exploration of their psychological connection. Their minds are so complex and intertwined in the source material, and fanfiction often delves deeper into that. For example, how they understand each other's darkness on a level that no one else can.
One common theme is the exploration of the psychological battle. The original characters often find themselves in a mental tug - of - war with Hannibal Lecter. It's about understanding his mind and trying not to be consumed by it.