Here is the full list of all 46 Lust Goddess achievements.
Open 2500 crates
Win 500 battles in PvP with Ethan
Chat with Kitty in Love Direct 8 times
Win 500 battles in PvP with Melissa
Chat with Regina in Love Direct 5 times
Win 500 battles in PvP with Ceres
Get 100% Dominica Digital Data
Reboot mercenaries 20 times
Win 500 battles in PvP with Rachie
Receive 10 photos in Love Direct
Open 500 crates
Reboot mercenaries 1 time
Achieve League 20
Achieve rank 10
Get 100% Zara Digital Data
Open a legendary crate
Get 100% Eve Digital Data
Chat with Regina in Love Direct 1 time
Chat with Kitty in Love Direct 5 times
Open an epic crate
Open 50 crates
Get a reaction in Love Direct 10 times
Receive 1 photo in Love Direct
Chat with Kitty in Love Direct 1 time
Complete the tutorial
Get 100% Florence Digital Data
Win 1 battle in PvP
Open 5000 crates
Achieve rank 50
Achieve rank 100
Achieve rank 200
Achieve League 10
Achieve League 5
Achieve League 1
Win 500 battles in PvP with Gia
Win 500 battles in PvP with Roxie
Win 500 battles in PvP with S0LT
Chat with Regina in Love Direct 8 times
Get 100% Hannah Digital Data
Get 100% Madeleine Digital Data
Get 100% Yumiko Digital Data
Get 100% Amy Digital Data
Receive 50 photos in Love Direct
Receive 100 photos in Love Direct
Get a reaction in Love Direct 100 times
Get a reaction in Love Direct 500 times