Source
You can find the original post with the roadmap here.
Roadmap
Normal Soul (Pick-Up)
1. Pick-Up Summon - Prim: Phantom Rainbow
Period: 9 Feb, 2023 Thu) After maintenance ~ 23 Feb (Thu) Until 07:59 (UTC+8)
Details: A high chance of getting Prim in <Pick-Up Summon> during the event period.
2. Pick-Up Summon - Mica: Vivace Idol & Seeha: Blue Prelude
Period: 23 Feb 2023 (Thu) 09:00 ~ 9 Mar (Thu) Until 07:59 (UTC+8)
Details: A high chance of getting Mica & Seeha in <Pick-Up Summon> during the event period.
New Soul (Pick-Up)
1. Pick-Up Summon - Velanna: Rose Poison
Period: 2 Feb, 2023 (Thu) After maintenance ~ 16 Feb (Thu) Until 07:59 (UTC+8)
Details: A high chance of getting New Soul 'Velanna' in <Pick-Up Summon> during the event period.
2. Pick-Up Summon - Honglan: Ice Moon Butterfly
Period: 16 Feb, 2023 (Thu) (Thu) 09:00 ~ 2 Mar (Thu) Until 07:59 (UTC+8)
Details: A high chance of getting New Soul 'Honglan' in <Pick-Up Summon> during the event period.
Main Event
Protect [Valentine's]! Pure Love Valentine's
Period: 2023 Feb 9 (Thu) After maintenance ~ Mar 2 (Thu) Until 07:59 (UTC+8)
Details: Progress 「Protect! Pure Love Valentine's」 during the event period.
① Open Event Stage <Bon Bon Chocolate Paradise> where you can enter daily during the event period.
② <Bon Bon Chocolate Paradise> has a total of 7 Levels, each Level containing 2 Stages.
③ Join the event and obtain <Love Potion> to buy Rebecca and Jacqueline's costumes, various growth resources and town special objects.
Overall while the patch notes don't mention we are pretty sure that the shop will have Rebecca and Jacqueline dupes just like the current event had Chloe and Naiah.
