summoning/world travel

the main character and her “friend” are summoned into this world as a saintess. they mistake the wrong person as the saintess and throw the real one aside.

hes summoned to the world by a system. his task is to win over his brothers best friend who hates him and is in love with his brother.
theres more to this story then what meets the eye.

at first she reincarnates into the body of a villainess, however later on she travels back to her original world to posses her real body and returns again.

the main character kris cooper, is summoned to multiple world lines where he has to seduce the male lead. equipped with a system showing their affection points or even disgust points, hes able to manipulate his personality and acts like a different person in each story.

hes summoned into a royal palace through his phone, and is continuously mistaken as a princess..?