Interlinked

There were two teenage girls ranging within the ages of 17-18, Tessa was 17 and Charlie was 18. However, Charlie was a teen mom with a 2 year old son named Roman. One Halloween night the three went trick-or-treating and Charlie left tessa and Roman alone for a second.. only to come back to Roman missing.

5 years pass and Roman still hasn't been found, Tessa has been married and is pregnant with her fiancée's child. Charlie is still devastated from her child's loss and hasn't gotten along with Tessa since the incident.. but something happens that no one can explain how it did..