Harry Potter Next Generation Timeturner

James Potter and Fred Weasley broke into Harry's office and stole a time-turner. What will happen to them and the rest of the Potter-Weasley clan, as well as Scorpius Malfoy and Teddy Lupin, when it breaks and they end up in 1995? Will they ever be able to get home? ... I am terrible at descriptions. Well, don't expect too much from me, this is my first ever fanfiction