Hye In, a Korean student in Japan’s Pretty Top Prism study abroad program, is a dedicated member of the Prism Show unit PURETTY, led by Somin. Her lively personality contrasts with her disciplined approach to responsibilities, balancing enthusiasm with focused professionalism. A childhood bond with Mia intertwines camaraderie and rivalry, shaping their dynamic during collaborative Prism Show projects and competitions. This relationship fuels their growth, blending mutual support with spirited challenges. A pivotal Prism Act storyline explores her navigating leadership tensions within the group, revealing her adaptability and investment in collective success. Interactions with peers like Karin and Shi Yoon highlight her role as a mediator, fostering unity amid challenges. Her past Prism Show performances appear in a compilation film, celebrating standout moments without new narrative additions. As an international student and idol-in-training, her journey consistently reflects cultural adaptability and tenacity, framing her pursuits within themes of perseverance and cross-cultural collaboration.