MGS4 Guns of the Patriots - Solid Snake meets Big Boss, Zero is killed (Final scene in the series)

Metal Gear Solid 4 Guns of the Patriots. This is the final scene of the ending. Snake visits grave of the Boss at cemetery. After his failed attempt of suicide we get to see Big Boss and death of Zero, who is also known as Cipher in MGS5 Phantom Pain. A lot of story is explained, giving closure to the threads of MGS plot.