Yuuki, Iku
Summary
Iku is a fifteen-year-old and the twin sister of Yori. Unlike her brother, she is characterized by her density and clumsiness, yet she possesses a determined spirit. She holds a deep love for Yori and was shocked when he confessed his romantic feelings for her. Initially, she is worried and torn between returning her brother's affections and losing him by rejecting him. She eventually comes to the realization that she loves Yori as a man. Similar to Yori, she feels content with their taboo relationship while acknowledging that it is wrong. Halfway through the story, she discovers that Yori is actually her half-twin brother. After Yori’s unexpected departure and Yano’s confession, Iku states that Yori is the only one she loves and vows to find him. In the climax, upon their reunion, it is presumed that they continue their relationship.
