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.<br /><br />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.<br /><br />This is where everything will change, because those feelings of kinship will become much more important.<br /><br /><br />Alternate Story:<br />Unbalance x 2<br />https://bato.to/comic/_/comics/unbalance-x-unbalance-r105