Manga Unbalance X 3
アンバランス×3 (Japanese); 언밸런스 트라이앵글; 언밸런스 x 트라이앵글; 언밸런스x3 (Korean); Unbalance Triangle; Unbalance Unbalance Triangle; Unbalance x Triangle; Unbalance x3; Unbalance×3; Unbalance3; Unbalance 3 (English)
Genre: Comedy , Drama , Romance , Webtoons , Seinen , Ecchi , Mature , Manhwa
Taehyun Choi lives with his sister Hakyung Choi. You could say they have a normal life. On the one hand Hakyung has a good job and is successful, however Taehyun isn't good at studying. His life takes a drastic change when he accidentally learns that he and Hakyung aren't siblings. Which is why he decides to confront her, but then she suffers a serious accident and loses her memory. This is where everything will change, because those feelings of kinship will become much more important.