>>545624132
It was just an excuse to have them as the central characters in the arc because they are expys, that's literally all.
The story basically started with Phainon getting groomed and brainwashed to believe in le hero
The flowers in Phainon's new art are forget-me-nots, symbolizing remembrance, fidelity, loyalty, and everlasting affection
Just like his confession/promise to Mydei in his dream