Note: Some of these may irreparably damage and/or ruin your experience of Katawa Shoujo. Fair warning!
 
>>Lightning
http://ks.renai.us/viewtopic.php?f=52&t=5844
>>Bullet
http://ks.renai.us/viewtopic.php?f=52&t=5898
>>With Apologies
http://ks.renai.us/viewtopic.php?f=52&t=5538
>>Little Faith
http://ks.renai.us/viewtopic.php?f=52&t=5808
>>Cutter
http://ks.renai.us/viewtopic.php?f=52&t=5393