Diana, a nouveau riche young lady, is forced into an arranged marriage in a country where romantic unions are the norm.

Shocked by her fiancé’s attitude, she regains memories of her past life.

The timid girl awakens as a woman with an overly strong, even complicated, desire for marriage!

This is the story of Lady Diana, who, far from being merely an "interesting woman," becomes a "dangerous woman," as she uses her razor-sharp wit and intellect to achieve a happy marriage!

＜Gallant Empire Arc＞

Upon waking up, Diana finds her soul has switched places with a girl imprisoned in a dungeon.

The charge: attempted murder, with a trial set for dawn.

Caught up in the Gallant Empire's struggle for imperial succession, Diana runs wild in a foreign land.

Lady Diana's unique strategy for "Devil's Proof" — a maverick in the isekai romance genre!

＜Corundum Arc＞

Her fiancé suffers amnesia and forgets Diana!?

The two decide to reconsider their engagement and head to Corundum's founding ceremony.

Meanwhile, Diana's father, Clay, becomes embroiled in an incident at a villa where he was invited by an acquaintance...

Still a mashup of tropes, yet a torrent of unpredictable developments!

※Old title: "Arranged Marriage!? Yes, I'd Love To!!! (Eagerly)"

※Also available on Kakuyomu