The Mystery Twins once again visit Gravity Falls for the summer, but due to miscommunication, they wind up at the Mystery Shack by themselves for a week. No problem, right? Just two teenagers hanging out without supervision. But as the week goes on, they find that their love may be deeper than they think... WARNING: The following story contains incest and sexual situations (smut)

After Wendy breaks his heart, Dipper receives comfort from his little sister Mabel. However, all of this affection and comfort makes him think he might be falling in love with her... Warning: Pinecest (also known as incest, or in this case, TWINCEST!), Lemons, and Strong Language! I don't own anything! Dipper x Mabel!

Dipper and Mabel Pines were twins with a very close relationship, but when Dipper has confused emotions about his sister how will he react, and what will the future hold for them? This is a Pinecest story line based on Gravity Falls, as a fair warning to people who may not want to read such content. For others who do please enjoy and let me know what you think.