Who told me whether Shu Chang was a guest actor or the protagonist in The Palace Lock Bead Curtain?

It's a supporting role ~ ~ She plays Queen Yun Qi and Peony ~ ~ The first episode appears! ! I'll send you the video URL! /cover/v/VC176 ajyhnhw9som/9fv8puagczr.html Note: 28 seconds 33 Shu Shu appeared Shu Shu's role introduction: She is the rose in the deep palace, which blooms the most. She is good at speculating your wishes and calculating people's hearts, but she doesn't want to fall sharply at the top, so the flowers wither, but she accidentally gets a paragraph.