Defending Lydia Collier achievements

Head in without protection.

Complete the fourteenth day.

Complete both the optional work projects.

End your playthrough early with one of the game's bad endings.

Choose The Police as your partners in the investigation.

Attend Tiffany's Wedding

Get the Pick Up Artist Achievement, and take Ellie, Lydia, Vanessa, Jenna and Steph on a date.

Choose The Boys as your partners in the investigation, and recruit their secret member.

Win six different bets using the computer.

Arm yourself.

Answer all of Kylie's questions correctly.

Choose Ironstar as your partners in the investigation.