( Proseka ) World link event guide - What is this event?

So recently the world link event has ended but what is this event?

Timeline:
0:00 - Introduction
0:33 - Card section ( Main and support unit; and brand new card )
2:22 - event section ( Focus character rank, chapters, exchange shop [ include the new item ] )
3:54 - New area on sekai & Summary
4:43 - Schedule of events

More information from Proseka Eng - https://twitter.com/pjsekai_eng/statu...

Our FB page: https://www.facebook.com/Hatsune625?m...

Background song on proseka:
Volume 1 -    • Project SEKAI COLORFUL STAGE! feat. H...  

Volume 2 -    • Project SEKAI COLORFUL STAGE! feat. H...  

#proseka #hatsunemiku #guide #leoneed #vividbadsquad #moremorejump #vividbadsquad #wonderlandsxshowtime #nightcordat25