I was just living a normal life but suddenly, they threw me a bunch of struggles. One of those strugges is... Oh Sehun.

" Seyeon ... All I need is 3 steps , just 3 steps to fall for you . " ------------------------------------------------ Seperated when their parents divorced , Sehun seeks to find his long-lost sister after 12 years . Finally , Sehun managed to meet her . However , seeing how Seyeon detests her family members whom she believed was not around anymore , Sehun couldn't bring himself to tell her the truth . As Sehun tries to enter her life slowly , step-by-step , he finds himself developing feelings he should never have . While for Seyeon , what happens when she finds out that her days are numbered ? ------------------------------------------------ "But Sehun , she's your sister ! Oh Seyeon is your sister ! " " I know ! I'm well aware ... But my heart isn't listening to me . I can't help it but care for her more than a brother should."