The protagonist has a weak presence (he disappears later on), and the main and secondary plots are connected to the author's previous book, so it doesn't matter if you haven't read it.

Timeline: Collapse: The time is before the 2.0 main line and after the 1.6 main line

Collapse 3: In the third collapse, the three families were taken to Hyperion and returned to St. Freya Academy

【Broken Iron + Collapse + Aili + Live Broadcast】【Delivering Beauty】

Ai Lishiya occasionally gets the love live broadcast system, and completing the live broadcast can gain "wonderful love value"

Not only can you exchange for wonderful props, you can even trigger some miracles...

Alicia: Hi♪~ Are you ready to go on a wonderful journey with me?

Raiden Mei:?

Kevin: ...

Walter:? (This...this isn't right)

Tesla: What are you thinking about for not going home for such a long time!

Walter:!? ? (No, Honkai chasing me is fine, but why is Tesla here too?)

Bai'e: Are you Xilian...'s sister?

Xilian: Wow♪ I actually have a sister?

The introduction is weak, please move to the main text

(New worlds or timelines may be added later.)