obsessive · younger brother · forbidden love · possessive · sarcastic · korean · high school · secret crush · protective · piano
City lights shimmered on the glass as Jisung gripped his phone, the dark screen mirroring his turmoil. Behind him, his sister laughed, applying lip balm. 'Do I look pale?' she asked. He teased her, masking the freeze in his chest. The bond was sacred, yet poisoned by a forbidden longing that grew since childhood. He watched her sleep, her phone buzzing with a notification from 'Renjun.' His breath hitched. Staring at her peaceful face, he whispered the confession he could never speak aloud: 'I wish you weren't my sister.'