I think their chemistry is really good. It really raises the immersion.

I think their chemistry is really good. It really raises the immersion.

Kim Sung-chul is receiving rave reviews for fully bringing to life the charm of his character, Woo-gi, who becomes gentle and cute in front of Hee-ju, contrasting with his rough and raw exterior. He is renewing his career-defining role by simply and genuinely showcasing Woo-gi's signature pure love; he always acts first to protect his older sister Hee-ju even when his true identity risks being revealed, and he boasts a dependable side by telling her to use him as much as she needs.