The Two Sisters Season 1 Episode 61 Episode 61 ( Air Date 2024-04-12 ) Genre Drama, Mystery category. Overview "After Yi Chul realizes he is in the fourth stage of glioblastoma, he decides to use Do Eun to retrieve YJ Group and his grandson from Hye Won. Therefore, he gets back together with Do Eun and brings her home. Furthermore, he takes Yong Ki away, which makes Hye Won lose her mind.".