A Broken Promise or is it?

Sanemi Shinazugawa and Giyuu Tomioka find themselves on a mission together what well happen when they find Sanemi's cousin Aj Shinazugawa (from the mothers side of the family ps this is me shhhh ;)) Tomioka unknowing they are family finds himself jealous?? being new to this new emotion he finds himself INLOVE!!! what will happen to him if he keeps denning his feeling for the one he thinks "hates" him???

Contains:
smut

Sanegiyuu obvi

Uzuren

and Inotan