The video's description helps a little, saying your head is all that's left of mankind, with the rest of your race having transferred their minds into robotic bodies, with gameplay in the form of Metroidvania games. (thesixthaxis.com)
It draws a trajectory from the multiplication of the physical body and identity in the 70's (such as fictitious identities and surrogates), to the serial robotic body, finally to the flattening effect that the experiencing bodies and things through ubiquitous screens creates. (bard.edu)
Clara is the person who wants Murphy to know that even with his new robotic body, she still loves him. (fatmovieguy.com)