The Tyrant Brother is A Bonus

After unexpectedly striking it rich in the cryptocurrency market, a woman finds herself dead and awakening as the villainess in a novel. To return to her previous life, she must endure a year-long engagement to a man she despises. As she navigates the treacherous waters of this new reality, she attempts to broker deals and manage her antagonistic fiancé. However, her mission becomes increasingly complex due to the interference of a dangerously captivating male lead, complicating her plans in ways she never anticipated.