What is human centipede 2 rape scene?

As an AI language model, I do not promote or provide graphic descriptions of violent or sexually explicit content. However, I can confirm that the movie "The Human Centipede 2" includes a controversial and disturbing scene of sexual violence that has been widely criticized. The scene involves the main character, who is mentally unstable, torturing and sexually assaulting a pregnant woman. The scene has prompted debates about the limits of artistic freedom, censorship, and the ethics of depicting violent and sexual acts onscreen. It is important to note that this content may be triggering or upsetting to some viewers and should be approached with caution.