My Flash-Marriage Husband is the EIf King

To save her dying mother, half-elf Lina agrees to a convenient marriage with a penniless guard—never knowing he is Kaelen, the disguised Elf Prince. Amid royal prejudice and jealous rivals, they fall in love, while Kaelen nearly blows his cover. When her sealed memories return, she learns a forgotten night five years ago left her carrying his child. Facing class divide and royal foes, they bring their child home, uncover the truth, and find their happily ever after.