Part 1: Riyo's betrayal

A brother and sister named Riyo and YeNa lived near the rolling hills. Riyo was known for his cunning ways, always seeking to better his own position in life, while YeNa possessed a heart as pure as a crystal spring.
Riyo found himself in dire financial straits. Desperate for a solution, he concocted a devious plan to alleviate his burdens. He approached Jungkook, the wealthiest man in the village, with an offer that would change their lives forever.