In the vast expanse of the starry railway, a woman clad in a white dress silently descends

She is Rikardo. This new character, soon to debut in version 3.5, seems to carry a mysterious mission unknown to others. Her arrival heralds the beginning of a new adventure.
Sitting in a dimly lit room, I have before me a confidential document detailing Rikardo. The data on the paper clearly indicates the materials needed to cultivate this enigmatic woman to her full potential:
Ethereal Omen: 56
Echoing Wail: 71
Eternal Lament: 73
Charred Bud of Twilight: 65
Firmament Note: 18
Celestial Section: 69
Heavenly Melody: 139
Honkai: Star Rail New Weekly Boss Drop: 12
Tracks of Destiny: 8
Travel Encounters: 21
Adventure Log: 8
Traveler’s Guide: 287
Credit: 3,888,100
These numbers, like a cryptic code, conceal a hidden pattern. I jot them down in my notebook, attempting to uncover their connections.
First, the materials for her exclusive weapon, “The Era of Golden Blood Inscriptions”:
Ethereal Omen: 20
Echoing Wail: 20
Eternal Lament: 14
Firmament Note: 4
Celestial Section: 12
Heavenly Melody: 15
Credit: 385,000
These numbers unfold before me like a map, pointing to an unknown destination. I know that each number represents a method of acquisition, each path fraught with danger.
Next, the materials for her advancement:
Ethereal Omen: 15
Echoing Wail: 15
Eternal Lament: 15
Charred Bud of Twilight: 65
Credit: 308,000
I break down the materials by level:
Level 20:
Ethereal Omen ×5
Credit ×4,000
Level 30:
Ethereal Omen ×10
Credit ×8,000
Level 40:
Charred Bud of Twilight ×3
Echoing Wail ×6
Credit ×16,000
Level 50:
Charred Bud of Twilight ×7
Echoing Wail ×9
Credit ×40,000
Level 60:
Charred Bud of Twilight ×20
Eternal Lament ×6
Credit ×80,000
Level 70:
Charred Bud of Twilight ×35
Eternal Lament ×9
Credit ×160,000
These details resemble a meticulously planned operation, with each step requiring precise calculation.
Then, the materials for her affinity:
Ethereal Omen: 41
Echoing Wail: 56
Eternal Lament: 58
Firmament Note: 18
Celestial Section: 69
Heavenly Melody: 139
Honkai: Star Rail New Weekly Boss Drop: 12
Tracks of Destiny: 8
Credit: 3,000,000
I divide them into several phases:
Level 2:
Firmament Note ×3
Ethereal Omen ×6
Credit ×5,000
Level 3:
Celestial Section ×3
Echoing Wail ×3
Credit ×10,000
Level 4:
Celestial Section ×5
Echoing Wail ×4
Credit ×20,000
Level 5:
Heavenly Melody ×3
Eternal Lament ×3
Credit ×45,000
Level 6:
Heavenly Melody ×8
Eternal Lament ×4
Credit ×160,000
Each level is like solving a puzzle, requiring specific keys to unlock the next stage.
In the process, I discovered some key information:
The Charred Bud of Twilight can be obtained by completing the “Dusk Watch” challenge in the “Condensed Void Shadow” event.
Firmament Note, Celestial Section, and Heavenly Melody can be obtained through the “Floral Chalice” synthesis in the “Daydream” event.