Jesus validated the tale as true.
No matter how we wish the tale to be true, the internal evidence is lacking today.
take Jesus' affirmation of the global flood, inescapable because it covered even the highest mountains, the Himalayas.
There is no evidence that such mass, suffocating pressure was upon the earth for 9 month, only ~ 4000 years ago.
Our dying is explained not by sin, but it's benefits ( I am in my last decade) for the species as a whole.
Will J or j somehow ensure a better future? hopefully. but frankly,
the ransom, sinless sacrifice model is outmoded.