Jae-hyeong and Se-seung showcase complex sibling bond on wavve original

Siblings Jae-hyeong and Se-seung revealed their deep connection on the wavve original 'My Sibling's Romance,' contrasting their daily bickering with moments of sincere support, such as when Se-seung expressed pride in her brother through a letter.

While real-life siblings sometimes engage in sharp dialogue, there is often a deep understanding of one another beneath the surface. Through the wavve original 'My Sibling's Romance', Jae-hyeong and Se-seung demonstrate a complex relationship where they look out for each other first despite their bickering daily lives.

"We didn't even acknowledge each other during puberty"... Divergent times and Jae-hyeong's musical journey

The relationship between the two holds both childhood affection and the distance of adolescence. Se-seung recalled that Jae-hyeong was a sweet older brother who comforted her during their childhood. However, she confessed to a period of shifting dynamics when Jae-hyeong, having entered puberty, kept such a distance that he would not even acknowledge her when they encountered each other outside.

Jae-hyeong's time immersed in music evokes special emotions for Se-seung. Se-seung was moved by the image of Jae-hyeong, who loved singing loudly and eventually formed a band, finding romance on stage while singing a song dedicated to their mother at a concert. Later, when Jae-hyeong compromised with reality and took up golf, Se-seung felt heartache, imagining the exhaustion of her brother who gives his best once he decides on something.

The realistic chemistry between a 'God-saeng' younger sister and an injured older brother

Their conversation leads to pleasant conflicts stemming from their realistic daily lives and differences in personality. Unlike Se-seung, who lived a "God-saeng" (exemplary/productive) life in university by participating in various clubs and earning A+ grades in all subjects, Jae-hyeong shows a somewhat eccentric and easygoing side. In particular, when Jae-hyeong slipped and fell while playing badminton, Se-seung joked that he "fell as beautifully as if doing ballet," while simultaneously checking closely on her injured brother's condition.

Jae-hyeong's injury also became a topic of conversation. As Jae-hyeong, who injured his hand from the slip, was in a state bad enough to require another hospital visit the next day, Se-seung expressed her worry. The way they look after each other's needs, such as Jae-hyeong bringing tiger balm, reveals a sibling bond that contrasts with their previous bickering.

"I am proud of you, brother"... Sincerity in letters and differing reactions

Their sincerity toward one another is confirmed through letters. Se-seung's letter contained messages stating she was proud of her brother, but Jae-hyeong reacted calmly, saying he "thought it would have felt good." Due to his personality that lacks tears, Jae-hyeong's reaction—receiving the letter simply as a thankful note well-written rather than being moved to tears—shows the realistic temperature difference between the siblings.

Even amidst small happenings during the move-in process and daily conversations pointing out each other's styles, the two maintain their roles as supporters who know each other best. From Se-seung praising Jae-hyeong's singing skills to Jae-hyeong teasing Se-seung about her appearance and style, they complete the realistic narrative of blood relatives portrayed in 'My Sibling's Romance'.

Source: original video (YouTube)