He knows he's dying, he doesn't want her back. He wants her to recover her memories, that's why he's going to…
Upto this day I still think what she had with yul back then was fondness that went sour later on she didn't love yul I believe she never had a companion before yul a friend someone with she can talk but I don't think she was in love with yul idk about what others think but this is my opinion