Rose!-(Feitan X OC)

One day a girl named rose gathered a group ok abandon kids and raised them. One of the kids named Feitan was in love with Rose she always toke care of him and the rest. One day Chrollo gets kidnap and Rose traded herself for Chrollo and was never seen. Few years later the phantom troupe bumped into a girl with black hair she looked up and they saw the same pink eyes from Rose she excused her self and left while someone said "HURRY UP ROSE WHERE GOING TO BE LATE" Feitan was in shock has he finally found his missing pice. What will happen will they go after her or was it just a coincidence?