REVENGE, but whose?

This story revolves around two people who has suffered a lot in their respective lives.

Our female lead who is strongest from outside but from inside......she is broken from inside. Her family has her whole heart. But scared of making her own family. 'love' and 'trust' these two words scare her the most.
She is known for her straightforward and badass replies.
She knows how to respect elders but when elders forget their morals, she never forgets to remind them.

But what will happen when her world collides with a person who hates the word 'love' equally. When he is betrayed by his own family.
He loved his grandparents to the core but lost them at very young age. It was the time when his rivalry started with his own family.

Their story is going to unfold n numbers of mysteries and deepest darkest secrets.

This story not only includes romance but also the reality of this dark world.
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tropes:
college student x CEO
reverse grumpy x sunshine (but only for her)
he fell first , but both fell harder.
Strong female lead.
No cheating ( coz your author hates cheaters and manwhores ) .
No misunderstandings.