In trying to retrieve his kidnapped sister, Light learns of two opposing factions trying to take him down, the SPK lead by N and a crime syndicate lead by Mello.In trying to retrieve his kidnapped sister, Light learns of two opposing factions trying to take him down, the SPK lead by N and a crime syndicate lead by Mello.In trying to retrieve his kidnapped sister, Light learns of two opposing factions trying to take him down, the SPK lead by N and a crime syndicate lead by Mello.