Saikin, Imouto no Yousu ga Chotto Okashii n da ga. Manhua

Title: "Ethereal Bonds" Mitsuki led a solitary life, her only companion being her routine and textbooks. She regarded Yuuya, her stepbrother, as a mere stranger dwelling under the same roof. However, one fateful night, everything changed. Startled awake, Mitsuki observed Yuuya wandering in a daze, ultimately revealing his ethereal wings. Stunned by this unearthly sight, Mitsuki confronted Yuuya the following day. To her surprise, he calmly confessed to being a half-angel. As this new reality sank in, Mitsuki embarked on a journey to comprehend the enigma that was her stepbrother. With each revelation, their relationship evolved. As Mitsuki delved deeper into Yuuya's supernatural world, a profound connection blossomed between them. Their bond transcended the boundaries of ordinary siblings, as they navigated through adversities united. Together, they faced challenges that tested their resolve, unravelling the true essence of family. Through shared vulnerabilities and unwavering support, Mitsuki and Yuuya discovered the depth of their affection. Their journey was not just about unraveling the mysteries of the supernatural but also about finding solace and understanding in each other. They learned that love knows no bounds, transcending the ordinary to embrace the extraordinary. In the end, Mitsuki and Yuuya's story was a testament to the transformative power of unexpected relationships. It showcased how understanding, acceptance, and unconditional love could bridge the chasm between worlds, creating an ethereal bond that would endure the tests of time.