My Big Sister achievements

My Big Sister

3.5 from 83 votes

There are 28 My Big Sister achievements worth 1,155 (1,000)

803 tracked gamers have this game, 549 have completed it (68.37%)

Achievement Details

A Mother's heart knows best. in My Big Sister

A Mother's heart knows best.96 (80)


  • Unlocked by 561 tracked gamers (70% - TA Ratio = 1.19) 803  

Achievement Guide for A Mother's heart knows best.

1,029,728 (622,924)
Achievement won on 09 May 19
TA Score for this game: 1,155
Posted on 09 May 19 at 03:17
This solution has 3 positive votes and 0 negative votes. Please log in to vote.
Chapter 11 You will be back at your house this is one of Six endings and you need to do all six for separate achievements.

(don't grab the bobby pin yet) At the start of the chapter just head straight into the house and head upstairs to grab the screwdriver off the small table head downstairs and into the kitchen and into the bathroom, use the screwdriver on the floor hatch to enter the basement talk to your mom and grab the shovel head upstairs check the fridge for the note and head outside dig up the knife from the garden behind the garbage cans. head back into the basement and use the knife on your mom to get her heart. now head in the living room and kill the noodle lady with the knife and then head outside and get the bobby pin head upstairs and use the bobby pin to open your sister's room and unlock this achievement.
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