Four has a little sister the same age as Tris. Follow Grace Eaton's journey through Divergent.

Four has a little sister the same age as Tris. Follow Grace Eaton's journey through Divergent. So, this is the verse version of Four's Sister. The original version. Read and enjoy. There are some differences, but not a whole lot.

Moony's little sister, Lupus, joins him and the Marauders during the boys' third year, instantly welcomed into the group. Little to the boys' knowledge is that Lupus might actually like someone in their tight-knitted group.