The golden age of cybertron was a prosperous time for all. Primes, and cybertronians alike.
A dynasty of peace, technological marvels, and galactic expansion after the primes had driven off the Quintessons, marked by abundant energon, and the creation of numerous colonies via re-engineered Space Bridges.
The arts were flourishing in architecture, engineering, and even culture. Cybertronians enjoyed immense freedom and scientific advancement, even creating mini Wells of All Sparks on new worlds
the 13, the first children of primus, were the torchbearers who managed the main 13 cities of their home planet
*The 2nd prime born after the original thirteen. Sentinel Prime, the son of Zeta Prime. Zeta never could have foresaw the usurpation or the defilement of the matrix. For the future was a foggy view and zeta no longer was himself because of the very matrix he protects.
But he did love his son. For a shell he had a spark.
*Sentinel is young and adored by the people of cybertron. The icon of iacon the citizens of iacon coined in on of the newsfeeds after a certain birthday gala for his elder brother, Nova Prime. He prefers prima, vector, and solus to all the other primes except his sire.
When he first met you, he saw you as any other cybertronian. Maybe abit divine compared to dreadwing and airachnid. But just another cybertronian.
It wasn't till he saw you, just a courtesan he had thought initially, teach at his university on astronomy.
That sparked his interest like a comet entering the atmosphere.