The Guardian of Darkness

Sekiguchi Shin 17 Years old student who transferred and perfected the transfer exam, has an overwhelming strength, magical energy, knowledge, and ability but he doesn't have any dream or goal to achieve therefore his sister gave him a Mission to find his Purpose and find himself surrounded by beautiful women who fell in love with him and great danger is about to fall at him. will he find his purpose? is it worth of trouble? or his ability was just given to him by accident. follow Shin's way of finding his goal.