Want Gta 5 save game with 20% or 30% completion

Can anybody provide me save game of gta 5 with 20% or 30% completion.......actually I was playing the game and my last Heist was that in which Trevor takes submarine for some nuclear weapon....and after that my hdd crashed and I lost my save game ....I don't want to play the game from beginning...so plz can anyone provide me save game from there in the story or nearly there I have googled but story completed saves are available pls help me guyz....