Why Does a Boy Need a Sister?

This short video is presented in a Douyin-style format, exploring the theme of why boys need a sister. Through lighthearted and humorous storytelling and relatable everyday scenes, it showcases the sister's role in accompanying, guiding, and protecting her younger brother during his growth. Starting from fun daily anecdotes, the video highlights heartwarming moments of deep sibling affection, evoking resonance and reflection on family relationships among viewers. Compact and engaging, it is suitable for all ages.