"InuYasha: The Tragic Love Song of Destiny" is a two-part anime OVA that serves as a prequel to the main "InuYasha" series, exploring the origins of the central characters and their intertwined fates. The story is set in feudal Japan and revolves around the tragic romance between the half-demon InuYasha and the priestess Kikyo, whose relationship is marred by betrayal, mistrust, and external manipulation.

The narrative begins with Kikyo, a powerful and revered priestess tasked with guarding the Shikon Jewel, a mystical artifact capable of granting immense power. InuYasha, a half-demon seeking to become a full demon, attempts to steal the jewel but is thwarted by Kikyo. Over time, their initial hostility evolves into a tentative bond as they discover shared loneliness and a mutual desire for normalcy. Kikyo offers to use the Shikon Jewel to transform InuYasha into a human, allowing them to live together, but their plans are disrupted by the scheming of Naraku, a manipulative half-demon who orchestrates their downfall.

Naraku, disguised as both InuYasha and Kikyo, engineers a betrayal that leads to mutual distrust. Kikyo, believing InuYasha has betrayed her, uses her dying breath to seal him to a sacred tree with an arrow, ensuring he remains trapped for fifty years. Kikyo dies shortly after, her soul reincarnated centuries later in the form of Kagome Higurashi, a modern-day schoolgirl. The OVA delves into the emotional weight of their doomed relationship, highlighting the themes of love, loss, and the cyclical nature of fate.

The main characters are central to the story’s emotional core. InuYasha is portrayed as a conflicted figure, torn between his demonic heritage and his longing for acceptance. Kikyo embodies duty and sacrifice, her stoic demeanor masking deep vulnerability. Naraku’s role as the antagonist is pivotal, his deceitful actions driving the tragic separation of the protagonists. The OVA also briefly introduces Kaede, Kikyo’s younger sister, who witnesses the events and later becomes a key figure in the main series.

The plot is tightly focused, emphasizing the emotional and narrative foundations of the "InuYasha" series. It provides essential context for the main storyline, particularly the complex dynamics between InuYasha, Kikyo, and Kagome. The OVA’s concise structure ensures that the tragic love story remains the focal point, offering a poignant exploration of destiny and the enduring consequences of betrayal.