MTL - Rebirth 80: Xueba’s Wife is a Little Sweet - Chapter 9 question

Alternate Title: The Snake Goes Ara AraBy cruel trick of the fates, intervention of stupid gods, or just the apathy of an uncaring universe I find myself woken up as Orochimaru just after he had possessed a woman for his new host. Now I need to find a way to turn this hoard of sycophants and psychos into something that will not only keep me from an early grave, but also how to change it to a force of change in this messed up world.

The world where the Hero and the Demon King continue to oppose each other. The grand magic from the Hero and the Demon King cross over worlds and exploded in the classroom of a certain high school.The students who died in the explosion will be reincarnated in a different world. The protagonist, who had the lowest reputation in the class, was reincarnated into a spider. Nevertheless, she adapted quickly to the present condition with strong willpower.This is a story of she who has become a spider trying whatever she can to live.

Mo Chou is the no.1 ranking female assassin in an illusive organization. One day on the way to the organization after completing a mission, she dies. She is shocked when reincarnates into her favorite novel but as a villainess who is the protagonist's step sister and dies a miserable death. She just wants to live a cushy and comfortable life so she decides to completely avoid the red flags aka the main characters and live like a saint (well a saint who is an assassin) But why does she keep stumbling into the main characters especially that infuriating villain and why the heck are they clinging onto her?