"Soo-won is a pivotal character in the manga series ""The Princess Pretends to Be Crazy"". He appears throughout the story as a complex and multi-faceted character who plays a key role in the plot's development.

Soo-won is introduced as the childhood friend of the protagonist, Yona, and her cousin, Hak. He is also the heir to the throne of Kouka Kingdom. At the beginning of the series, Yona experiences a shocking betrayal when Soo-won kills her father, King Il, and takes over the kingdom. This event sets the stage for Yona's journey to reclaim her throne and brings into question Soo-won's motivations.

Throughout the manga, Soo-won is portrayed as an intelligent, charismatic, and capable leader. He commands the loyalty of many people and is skilled in politics and military strategy. Despite his outward confident demeanor, Soo-won carries the weight of his actions and is often shown in private moments of vulnerability and guilt.

Soo-won is a character with many contradictions. He is both a hero and a villain, a friend and foe, and a leader with both good and evil intentions. His motivations are complex, and readers are given glimpses into his past and personal relationships that provide additional context for his actions.

As the manga progresses, Soo-won continues to be a central character, and his actions have far-reaching consequences for Yona and the other characters. Though he is often a source of conflict and tension, Soo-won's character adds depth and complexity to the story and keeps readers engaged until the very end."