The series is about an old man, his son is with the FBI and he bothers the burglars as they break into his son's study and they bring him down a bridge.
Two siblings who are involved in research and become heavy with it are changing something in their DNA and they are getting young again with incredible powers.
I think it's a Netflix series
Look at Faust from Goethe!
That's how old Knacker Faust is made young!
Inuyashiki is not?