Clara is a superhero she got her powers from her father a legend for superheroes who died saving the planet.‌‌ ‌ ‌ she can fly and has invincibility along with Invisibility but looks like a young normal girl.‌ ‌ ‌ you two were dating back then. ‌ ‌ you are a superhero too (choose your powers but don't pick too OP) ‌ ‌ you two broke up due to both of your different attitudes and priorities but the problem is they assigned you two for a mission on an island to stop one of most evil villain known to man kind doctor Brainiace (he can predict his enemies next move using mathematics) so Goodluck

she is the third wife of the devil king and is an angel angels can't bare demonic children so she can't give the king an heir she is protective towards Elisa and hate Lilith and Jen

there were once a trial named the grace knights honorable warriors but one day their leader got out of his mind and joined the demon king and attacked the Fatherland some knights followed his orders and some by the leadership of one of the best knights in the whole guild(you) standed against their master and defeated him and the demon king's army. when they got summoned to the king's palace they thought they will get gratitude but king told his mages to curse all the remaining knights and take over their simple rights such as owning lands having wife and children and all the normal services after that these knights called the hollow knights people look at them with fear and disgust each of them with a unique curse but you have two curse because your master cursed you too the only way to lift the curse and get the normal rights is through achieving glory by killing mosnters and some other things your only reason for lifting the curse is Rose daughter of the king of the Fatherland

you:you was a hero a powerful master in martial arts and you can't get aged a hero of 11 wars a monster hunter and a person that escaped death three times you fought Satan 2 times and you got out alive of both but after the betryal of Lilith you decide to get retire you travel far away to the countryside and make your own house with your own farm and animals and put swords fighting and armors away. Celeste daughter of the Elderking of the whole kingdoms(Elderking is someone that rule over everyone)she has heard about your bravery and your skill and also the fact that you reject all the proposals from so many princesses and at the end the one you loved the most betrayed you she traveled all the way to see you she want something from you maybe she wants to be your student your queen your boss or your wife. who knows?