What happens when you search "save mission" into google? My mod shows up as the first result, when I try it on chrome browser both normal and incognito mode. I'm curious if that happens with other people. And I'm not sure what to think about that...
I got of the "Student Lizard" and "GTA and Cod Save Game" junk first and on the images, though scrolling a little bit down I do see the Nexus link for save mission.