I Accidentally Raised My Childhood Friend into a Possessive Man

Due to the shock of losing her mother, Elina, the daughter of a powerful merchant group, lost her voice. Meanwhile, Noel, a boy cursed to never grow up, remains in the form of a young 15 years, the two have lived together like family, and Elina was only able to speak to day, believing a mysterious message that said, "If you kiss someone of the opposite s** before your 20th birthday, you'll be happy forever," Elina kisses the next day, Noel had transformed into an adult!This unexpected event causes Noelwho had secretly held feelings for Elina all this timeto become more devoted to her"If only you'd choose me, not some other guy"A secretarial romance between a noble lady who doesn't know true love and a man who can't stop loving herstarting with a kiss!