Game of Thrones: I became a crown prince for a day

[House of Dragons, prequel to Game of Thrones]
became the one-day crown prince who should have died young, but Rhaegar survived tenaciously.
Being sick and weak cannot defeat him, and losing his qualifications as heir cannot make him give up on himself.
Start the explorer mission, search for the lost treasure, and embark on the legendary road of conquering the seven kingdoms.
Explore the Black Death’s Skull: Obtain the dragon’s legacy, fire resistance +50%.
Explore the auspicious white deer: get the blessing of the auspicious beast and make a wish for a long life.
Explore Blackfire and the Dark Sisters: Obtain the King’s Gaze and the Knight’s Oath.
Rhaegar rode the dragon, sat on the Iron Throne, and despised the machinations of all careerists.
Winter is coming, I will ride on the dragon.