I saw on Bilibili that someone used PS to make a doctor saver card, so I came to try my best to figure it out (maybe it doesn't count). In this article, Solomon changed his gender and was reborn as Tohsaka Sakura's twin sister. It is set in a parallel world. The following is the copy:
That day, Wang made a wish and became an ordinary person.
That day, Wang once again made a wish and let go of the whole world.
On that day, the king did not make a wish, but once again his wish came true.
I thought that I should disappear forever as a concept, but I didn't expect that when I opened my eyes, I became...
Background setting: After the rescue of humanity, Ritsuka Fujimaru made a wish on the Holy Grail, hoping that the doctor would come back. The doctor was alive again, but the doctor did not return to Chaldea.
Reading instructions:
The author's writing is scummy, it's just for love!
The characters may be OOC!!!
I don't know if there is any CP.