No. This kind of topic is not only unacceptable from a moral perspective but also can have a negative impact on the audience, especially if it is presented in a way that seems to be normalizing or justifying such a situation. Literature and media have a responsibility to promote positive values, and this topic goes against all of that.
No. This is a very inappropriate and unethical topic. Incestuous and non - consensual relationships are not acceptable in society, and promoting such topics in literature or media can be extremely disturbing and violate moral and ethical standards.