Be Careful of Those Oppas/Be Careful of Those Brothers Match Icons
cr: 그 오빠들을 조심해! by Plutus (illustration by Spoon)
If you read Who Made Me a Princess' novel, you must've been know a man with brown hair and blue eyes, named Cabel Ernst.
Met Ezekiel Alpheus during his study in Arlanta and became friends also rival, Cabel supposed to be in love with Jennette and became second lead male in Lovely Princess. But in WMMaP, he fell in love with Athy.
Basically, Beware of Those Oppas and Who Made Me a Princess are in the same universe.
Duke Ernst from Arlanta Empire has 4 children. Eugene (oldest), Cabel (2nd), and the last two are twin, Erich and Arina. But Arina has a weak body since birth, and died at a very young age. Their mother got stressed due to Arina's death afterwards.
Then Duke Ernst found Hari, an orphans who looks alike Arina, and adopts her for the sake of her wife's health and sanity. However, the 3 brothers, who loved Arina very much, didn't like Hari's presence in their house. They bullied her.
Then one day, Hari decided to marry Johannes Bastille in order to leave Ernst's house. But in the morning of her wedding day, she woke up at the age of 7 (about 1 year after got adopted by Duke Ernst).
In living her 2nd life, things change, and the brothers begin to love her as they love Arina.
Buuuuuut, Cabel became THE ONLY brother who loves Hari as a little sister. While Eugene and Erich fall in love with her as a woman.