Reincarnation otome game female mc

Mc is an unknown character in an otome game, but she gets involved with the main casts due to the newly established preschool for few aristocratic kids...
Endgame is bf
Poor 2nd ML is cursed still 2nd ML

Mc lost her drills and suddenly fiance can't recognize her?
That setting sounds familiar, idk where I've read or seen it from

13 ch Multiple reincarnators needs triggers to unlock that memory
Mc got it from her friend who mentioned about an otome game
Spica, the friend, unlocked it after her mother's passing
Now the chef, about to be exiled from capital, got triggered through the Japanese written notes
There might be 2 others, friend of mc in Japan life who introduced her to webnovel, and the 2nd prince turned duke who made udon