These fundamentals presented without commentary. Such fundamental techniques, when mastered at a level such as this, will undoubtedly save your life when the time is right.
Watch and absorb.
Now if you would like to start with a much more basic close quarters course. Extreme Close Quarters Concepts by ShivWorks has a curriculum that may fit the bill. The 20 hour course covers unarmed and armed confrontations at arms length distances. Pre-confrontation, during confrontation, with guns, with knives, with hands only.
It is not, for nobody can be, a discipline on the level of Master Ken. It will open up the training pathways to practical levels of readiness for an up close and personal self defense situation though.