Here is the full list of all 32 Devil in the Details - there are Uncensored achievements.
Sometimes, the truth is better left untold.
Got caught ditching Luci and ruined your relationship.
Not everyone has the charisma to charm ladies.
Ditched Bri and ruined your relationship.
You just can't seem to give up on the impossible.
Returned to your normal, everyday life.
Couldn't correctly answer even one of Bri's questions.
Completely messed up your date with Luci.
Chose Luci over her sister.
Returned Bri's strange stones.
Get two detentions in a row.
Faithfully served your sentence.
You were caught snooping by a teacher.
Asked for Rinnie's phone number despite being strangers.
Became Akame's eternal slave.
Obtained Rinnie's romantic ending.
Successfully seduced Cheryl.
Obtained Luci's romantic ending.
Obtained Bri's romantic ending.
Became strong enough to transform into an incubus.
Successfully seduced Luci.
Successfully seduced Bri.
Joined the film club.
Joined the literature club.
Joined the pottery club.
Joined the sports club.
Wasted your after school time going to a club meeting.
Joined the history club.
Failed to please Akame.
Joined the swimming club.
Joined the science club.
Snuck into the locker room.