Confusion and jealousy (MLB fanfic)

Marinette's best friend from childhood is transferred to her school for her, so they can spend more time together. Mari is over the moon but I certain black cat on the other hand.... isn't so happy with his princesses diverted attention. Will Mari start to fall for her best friend? Is chat in love with the princess? Will everyone get a happily ever after? Read to find out (marichat fanfic) *credit cover art to original artist*