As Shinichi and his parasyte continue their unasked-for coexistence, the parasyte in his right (migi) arm decides to take on the name of "Migi." Shinichi realizes that parasytes are involved in the ongoing mincemeat murders. Feeling alone in his discovery, Shinichi grapples with frustration. Unbeknownst to him, he is about to meet another parasyte for the first time...
As you say, relocation from 
a simplistic structure
...حسب كلامك، الانتقالُ من بنية بسيطة
Von einer simplen Struktur wie dem Arm in etwas
Komplexes wie den Kopf zu wechseln, ist unmöglich.
Como dices, sería imposible
Como dices, sería imposible
Certes, tu ne peux pas passer
De fato, uma mudança do braço