Jack is a boy suffering from memory loss who would be willing to do anything to remember his past. Hiccup is his new friend who would be willing to do anything to forget his. During their many adventures involving dangerous bikes, cute girls, and protective parents, both boys learn through each other that they can't continue living their lives in the past.

Sequel to Double Trouble. Hiccup and Jack's relationship is put to the test as both attend college apart. While Hiccup is learning how to be independent and make friends, Jack is dealing with things changing at home. As the days grow harder, they must learn that come what may, love will always be there. Rated T for language, mild violence, sex refs. & college shenanigans.

[Modern!AU: HiJack] Jack lives next door to the Haddock family who recently moved in. He meets their only son, Henrik, who he nicknames Hiccup and befriends. They surpass a great deal of hardships, and over the years, their friendship blossoms and flourishes into something more.

Hijack romance, modern AU. Jack and Hiccup are high school students with one thing in common; their younger sisters are fighting. So when the time comes to resolve the matter, both end up becoming fast friends that will lead to something more. Includes Brave and Tangled characters as well. Rated T for sex. refs., language, severe bullying, and talk of past abuse.