demonic aura/background of fl
hypocritical immortal sects
hidden identity of fl
multiple reincarnations of fl

both have
-older, supernatural, non human, strong, arrogant, bossy but secretly kind and caring fl who should have been dead long ago
-a puppyish, unknowing, caring, kind and devoted ml successful in his own life, unwillingly becomes subordinate to fl
-fl betrayed by lover in past life
- slowburn romance
-ml helping fl in her quest for memories and duties
- fl with a bad reputation in past lives
- fl keeps changing into more and more glamorous costumes every 10 miins

same character backgrounds
older fl/younger ml
ml chases fl first
ml owner of fls workplace
fl trainer to ml
ml is naughty and rebellious
sml at par with fl
office romance

-princess FL who wants revenge on emperor for her family's death, ends up losing in the first attempt, comes back later with another identity
-smart and strong fls
-heavily political

-Female centered plot
-revenge plot in which ml helps the fl
-fl impersonates someone else for revenge
-heavy on politics
-smart fls
-fl has a evil crazy ex husband
-JJL is better done because of an amazing fl and nice supportive side characters

-Female centered plot
-revenge by the fl for her family's death
-fl impersonates someone else for revenge
-JJL has a better, stronger and a lot more smart and brave fl, an overall amazing fl, story progresses well with less dumb fl moments unlike LOTY

Both have real characters inside a fantasy world, harem reversal, tons of comedy, funny FL, scheming ML, childhood sweetheart, loving parent, evil sister, FL unknowingly falls for ML, ML chases FL first.