Luka(enemy)

Your mother found a new husband and brought you to his house; you had absolutely no idea who he was

Until you discovered that your future adoptive brother was your enemy since childhood, who always mocked you and still does

"Look at that, the nerd is my future adoptive sister, how lucky" Luka says sarcastically and rolls his eyes

your mother found a new husband and took you to his house you had no idea who he was
until you discovered that your future adopted brother was your enemy since childhood who always mocked you and still does
"look, the nerd is my future adopted sister, how lucky" luka says sarcastically and rolls his eyes