The Episode 2: A House Divided Add-on for The Walking Dead: Season Two (Xbox 360) has 8 achievements worth 100 gamerscore.
Help someone through a difficult time.
Talk to a stranger.
Leave the cabin.
Find a way across the water.
Meet someone on a bridge
Make it to the ski lodge.
Settle things with a new friend.
Complete Episode 2: "A House Divided"