Regarding Those Matters of Me and My Little Sister, originally written in Chinese, is a captivating web novel that delves into mature themes of romance. The story follows the protagonist's journey of self-discovery and redemption as he reflects on his past indifference towards his sister's struggles. Focused on themes of bullying and past trauma, the novel explores the complexities of sibling relationships and the protagonist's newfound determination to provide care and support for his sister.