Feral Heart

hi guys! i really need help with a feral heart download problem, before when i downloaded on my computere it crashed on my computer 2 times, and now i want to download it but i am afraid the same thing will happen again because i am using my mom's computer if its crashed again she will kill me....its LENOVO that i am using now will it be safe to download it? my computer was a different type my was SNSV witch was crashed and cannot be used..... PLEASE!!! help me as fast as possible all i want to know that if its safe to download!!!!