The Beauty in the Bright, The Dreadful spy in the Dark

Have you ever wondered what's it like to be a secret spy? Clarita is a 17 year old highschool girl with her CEO father and her Yakuza gramps. Clarita is expected to be a shy clumsy girl who loves to study, but she is actually a cryptic spy who works for B.V.O. seceret spy company known as Nightflare. Recently, she has received a mission in which she has to become a trustful guard in the Grayson family, and once earned their trust, she will be looking for proof that says this family is a criminal and arresting the head of the house, Mr.Grayson. But things are getting difficult since Liam, Mr.Grayson's son is not willing to get along with Clara that easily. Will Clara be able to finish her mission successfully or will she let her heart decide her new mission?