Basically it is about a boy and girl switched at birth by accident. So their parents wanted to engage them without needing to switch back the kids they raised while also calling their birth children son and daughter. But the MC Nagi has a girl he likes whom is engaged to someone else, and also has his little sister after his heart too. If anyone is interested...
Edited by Phantom_999, 10 April 2022 - 05:14 PM.