Real Names and Original Identities
In Death Is the Only Ending for the Villainess, Penelope Eckhart discovers that the original heroine, Ivonne, is actually possessed by an ancient evil entity known by this name.
Laila (or Layla) Dragon / Evil Spirit of Layla
In Roxana, members of the Agriche family tame and feed these dangerous, hallucinogenic creatures using their own blood and poison.
Poison Butterflies
In The Remarried Empress, Rashta was a runaway slave originally owned by this low-tier noble family before Emperor Sovieshu brought her to the palace.
Viscount Roteschu / The Lotteschu Estate
In The Villainess Turns the Hourglass, Aria defeats her half-sister Mielle in court by proving Mielle tried to execute her using tea laced with this specific poison.
Arsenic
In her second life as Dr. Song Ji-hyun, Elise served as the youngest professor and chief surgeon at this prestigious medical institute in Seoul before dying in a plane crash.
Seoul National University Hospital (or Hanguk University Hospital)
In Father, I Don't Want this Marriage!, Jubellian's severe and quiet teacher Max hides the fact that he is actually this high-ranking figure.
Crown Prince (Maximilian)
In my In-Laws Are Obsessed with Me, members of the Lapileon family carry poisonous blood, but can temporarily suppress its toxic effects using tea brewed from this specific flower.
Red Camellia (Lapileon Flower)
In I'll Be the Matriarch in This Life, Firentia Lombardi’s mother belonged to this nomadic, nature-attuned tribe rather than high nobility.
Choga (or Choma) Tribe
In The Reason Why Raeliana Ended Up at the Duke's Mansion, Raeliana enters a fake engagement with Duke Noah Wynknight to escape being murdered via poison by this original fiancé.
Francis Brooks
In her first life, Aristia la Monique was sentenced to execution after striking Emperor Ruve in a fit of grief and rage, which occurred immediately after she suffered this personal tragedy.
miscarrying her child / losing her baby
In Doctor Elise: The Royal Lady with the Lamp, before her execution in her first life, Elise lived a second life in modern South Korea working under this name.
Song Ji-hyun
In The Siren: Becoming the Villain's Family, Aria's siren songs possess magical power, but using them extensively causes her body to suffer from this severe physical side effect.
Internal bleeding / coughing up blood (reducing her lifespan)
In A Stepmother's Märchen, Marquess Johannes von Neuschwanstein chose Shuri to lead his house largely because she physically resembled this deceased Empress.
Empress Ludovica
In Under the Oak Tree, Riftan Calypse earned his wealth, nobility, and status by leading an expedition that successfully slayed this legendary dragon.
Red Dragon Sekto
To win the crown princess selection, Satsuki (occupying the body of Iris Philia) relies heavily on introducing modern economic and cultural concepts to the empire, including this specific hot beverage that becomes a massive commercial hit.
Coffee
In Author of My Own Destiny (I Became the Wife of the Male Lead), Fiona Green is secretly the author of the original novel, having originally lived in Korea under this name.
Park Eun-ha
In Solitary Lady (Untouchable Lady), Hilise Inoaden decides to seek ruthless revenge after regressing through time this specific number of lives.
7 times (she is in her 8th life)
In The Villainess Lives Again, Artezia Rososan uses her brilliant political maneuvering to help this honest, northern Duke ascend to the throne.
Grand Duke Cedric Evron
In How to Win My Husband Over, Rudbeckia (Ruby) hides a severe eating disorder from the Omerta family due to trauma inflicted by this infamous family in Romagna.
Borgia (or Spagna) Family / Her brother Cesare and Father
After regressing, Helga Pervaze seeks revenge on her family for favoring the "real" daughter, Hyacinth. To completely undermine the Grand Duchy, Helga orchestrates a scheme to take full control of this powerful underground network.
Information Guild (or The Shadow Guild / Black Market Information Network)
In Secret Lady, the ghost disguised as "Ranon" in the imperial library is secretly the spirit of this historical figure.
Lanotean Castalus Cartazen (1st Emperor of the Cartazen Empire)
In Depth of Malice, Verta takes over the body of a dying noblewoman named Carteria, who originally died from an overdose of this specific illicit substance.
Opium
In Your Throne, Medea Solon and Psyche Callista trigger their initial body-swap during a prayer to this specific deity inside the holy temple.
Deity Vasilios
In I Married the Male Lead's Dad, Hades Louvremont agrees to a contractual marriage with Aisha after she uses her detailed knowledge of the original novel to save his young son, Abel, from being poisoned during this specific celebratory event.
Abel's birthday banquet (or his debut/banquet party)
Carcel Escalante suffers from severe, inexplicable nightmares and trauma throughout his life, which are later revealed to be repressed memories from this specific number of past lives where Inés died tragically before him.
2 past lives (making the current life their 3rd life together)