15.4.2014, he went for tapping the rubber trees as usual. He saw the deceased sitting in the sit-out of his bungalow. Exts.D7 and D8 letters prepared by him were handed over to the deceased. Out of fear, the accused did not speak anything on that day. On the next day, he went for tapping the rubber trees. Around 9 a.m., the accused had completed the tapping work and had gone to the shed to change his clothes and had gone for breakfast in his bike. While so, he was stopped by Arun, one of the workers of the deceased and informed that the deceased had directed to meet him. As desired by Arun, he went to the car porch in front of the bungalow and while so, the deceased was standing in the car porch with a knife in his hand. On seeing the accused, the deceased took Exts.D7 and D8 letters from his pocket, which were given by him on the previous day and asked him whether his intention was to create problems again. Since he was scared of the deceased, he wanted to leave the place immediately. However, Arun waylaid him and took a knife from his loin. After that, he could not remember what exactly had happened. According to