In the heart of bustling Taipei, two siblings, bound by blood and circumstance, find themselves entangled in a web of forbidden desire. Their shared apartment space grows smaller by the day, as does the distance between their yearning bodies. One fateful night, fueled by alcohol and pent-up frustration, they cross the line. The girl, a fiery Taiwan native, leads the charge, her eyes reflecting a hunger that mirrors her brother's. They grapple, they kiss, they explore each other's bodies with a fierce, taboo passion.