Yes....in 1863th timeline yoo joonghyuk used avatar skill to divide his memories in half in two and create two yoo joonghyuk....one of them died and turned into ashes while other died and regressed....it was not supposed to happen but due to the interference of kim dokja it happened
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@Bunnymoon105 [spoiler]Spoiler text. 1864th turn, 1863rd was the regression that Sp Came ab...
@Jaja okayy....so now our baby YJH will encounter a demon king(has to say he is quite strong) and fight him....the demon king will destroy uriel's doll and seeing(through his skill omniscient readers viewpoint) fight turning disadvantageous for YJH kim dokja will use his skill(omniscient reader's viewpoint) help YJH