Another theme could be identity. The 'king of hearts' might have had to struggle with his identity as a leader, a person with power, and also someone who was expected to be kind - hearted. Maybe he had to balance his role as a king with his personal values of having a 'heart'.
Love and compassion might be themes. Since it has 'hearts' in the title, perhaps the story revolves around a character's ability to love and show compassion towards others, like the king being a very empathetic figure.
One possible theme could be leadership. If it's about a person named the 'king of hearts', his leadership style, whether it was benevolent or not, could be a theme.
Power and leadership could be a theme. Kings often have to deal with the power they hold and how to lead their kingdoms effectively.
There could be a theme of cultural clash. If the women are stolen from one culture and placed in another, their experiences might highlight the differences and similarities between cultures. Also, the theme of female empowerment is likely. Even in the face of being stolen, they could show great strength and in the process, capture hearts. This can be a story of how women can be strong and influential even in the most difficult of situations.
Themes in this story could also include the idea of transformation. The women's experiences of being stolen might have changed them, and as they captured hearts, they themselves were also changed by the relationships they formed. Additionally, the theme of hope might be present. Their ability to capture hearts could give hope to others in similar situations, showing that even in tough times, positive relationships can develop.
A theme of transformation is likely. Losing one's heart could lead to a complete transformation into something monstrous or unrecognizable. This change from a normal state to a horror - inducing state can be a powerful theme, showing how far a person can fall when they lose an essential part of themselves like their heart.
Love and passion are obvious possible themes as the title has 'blazing hearts'. Another could be commitment since a love story often involves the characters' commitment to each other.
Love and reluctance could be a major theme. It might be about characters who are hesitant to fall in love or admit their feelings.
One possible theme could be loss. Since the title mentions 'lost hearts', it might be about the loss of something precious like love, hope or identity. Another theme could be the Filipino experience, which could include cultural elements, family values, or the impact of society on individuals.
One possible theme could be the power of love in a big city. Tokyo is a huge metropolis, and love can be both a refuge and a source of strength in such a busy place.
I'm not sure specifically which 'king of hearts the true story' you are referring to. There could be many stories related to the 'king of hearts' in different contexts, like in card games, or it could be a specific historical or fictional account with that name. Without more details, it's hard to provide a detailed story.
As I don't know the exact 'Guilty Hearts True Story', common themes in stories with such a title might include guilt, of course. There could also be themes of remorse, forgiveness, and self - discovery. Guilt often leads to a journey of trying to understand oneself and make things right.