Here is the full list of all 15 Keyhole Spy: Naughty Witches achievements.
Meet Hecate Pulchra
Satisfy Kalma Divina
Ride a broomstick with Kalma Divina
Flirt with Mara Hilaris
Come to Mara Hilaris's home
Become more than friends with Tenebrae Tenera
Meet Tenebrae Tenera
Become a lover of Evilyn Innocens
Meet Evilyn Innocens
See the underwear of Lorissa Mollis
Visit the spirit rapping held by Lorissa Mollis
Become Alcina Mira's boyfriend
Meet Alcina Mira
Persuade Hecate Pulchra take off her clothes for you
Leave 3110 Likes for every witch