A to F (Didn't Think This Through) | G to L (Gold Digger, Gonky Femme, Humiliation Conga, Kawaiiko) | M to R (Revenge Romance) | S to Y (Shout-Out, The Unfavorite)
Kanade, Ram, and Haru are often cast as this in stories dealing with parental favoritism.
- "My Parents Loves Only My Sister And I Was Taken To A Nasty Fat Guy's House And Ended Up..."
[sic]: Kanade was neglected by her parents in favor of more successful, brighter, yet spoiled younger sister Erica. Moreover, Erica herself wasn't above rubbing it on Kanade's face and eventually left her home alone for their trip to an art contest in the UK. - "What If Your Parent Tried To Make You Divorce With A Lover By Submitting Divorce Registration": Kanade was ignored by her mother in favor of her younger sister Erica, who used to get along with her until the former married Alto. Moreover, when Erica found out Alto was a company president, she tried to make him divorce Kanade and marry her instead, even going as far as stalking him and when that failed, teaming up with her mother to forge divorce papers for Kanade to this effect.
- "My sister, who takes all my things, brags that she stole my boyfriend. But she was mistaken.." [sic]: Kanade was adopted by a couple who loved her until they gave birth to their biological daughter, Milano. After that, they started to neglect her, forced her to work jobs since they won't pay for her school, and even went as far as to steal her hard-earned money for Milano.
- "My wedding day, I received a phone call from sister saying that she had a child with my fiancé." [sic]: Kanade was ignored by her parents in favor of her younger sister Uta, who became selfish from being spoiled rotten. Moreover, when she stole Kanade's fiancé, their parents sided with Uta and tried to force Kanade to give him up until Uta was forced to reveal it was a lie, for which a pissed-off Kanade hangs up on her.
- "My Sister Robbed My Fiancee! However, the person who looted it was…": Kanade's younger sister Burimi had all her parents' attention because she looked cute as a child; they constantly reassured her she was cute despite all evidence to the contrary. As a result, she grew bitter towards Kanade because she was the one getting married rather than her.
- 'Gal sister who always steals my things→"My purpose is to take away all your happiness"': Ram was always ignored in favor of her sister Karin, who was spoiled rotten.
- "My parents left me on a deserted island, and ten years later I became a yakuza": Ram was mistreated and treated like a slave by her parents while they spoiled her younger sister Momo. The reason for this is that Ram was an illegitimate child born from one of her mother's one-night stands and the girl reminded her of her lover.
- "I was pretended to be dead by my family, and I took revenge": Haru became this after her younger sister Kiyomi tried to make her look like a jerk. Later in high school, the sight of Shota flirting with Haru drove Kiyomi to frame her for stealing all of their mother's money and get her kicked out of the house.
- "Her parents doted only on her younger sister, but she would learn the truth about her parents": Haru was ignored in favor of her prettier, younger sister Natsu. However, she eavesdrops on a strange man with pointy shoes in her mother's room and learns the man is Natsu's real father. Ten years later, Natsu ruined Haru's wedding and prompted the latter to reveal the truth.
- "The day before her wedding, her pregnant sister took her fiancé from her": Yuri was spoiled rotten by her parents at the expense of her older sister Ram. Moreover, the couple demanded Ram give up her fiancé Masashi to her since he claimed he was an elite without knowing he was a fraudster. However, such spoiling resulted in Yuri not only becoming a Gold Digger whose chronic overspending habits busted Masashi's scheme but also vindictive enough to hire a pair of thugs to sic on Ram for "tricking" her into marrying the fraudster.
- "Parents Doted On My Model Sister And Called Me Fat → 3 Years Later I Became A Model And…": Ram was bullied by her parents for being fat and unfavorably compared to her sister Kohime, who was a child model. Moreover, her mother Kae became increasingly abusive toward Ram when the former's husband left the house to avoid paying his gambling debts. Eventually, Kae disowns Ram and leaves her with Kanade and Alto despite Kohime's protests.
- "My twin sister is doted on by her parents for cheating on a test and scoring 100. But...": Shirayuki (Snow White) was ignored in favor of her twin sister Miyuki since she was prettier and deemed a genius because of her perfect scores in her exams. However, the reason Miyuki had such perfect scores was that she cheated in the exams by peeking through Nari's answer sheet. When Shirayuki confronted her about it, Miyuki cried fake tears and accused her of lying to their parents Erica and Baccarat to get her in trouble.
