During this time we are flooded with many difficult emotions and our life can be changed dramatically. It takes time to heal from such a loss. There is no 'right' or 'wrong' way - each of us will respond differently to the loss of a loved one. A number of people have tried to describe stages that a person goes through in trying to come to terms with the loss of a loved one. Everyone is different.
Many people describe it like being in a fog or sleepwalking through their daily activities.
Like we are searching for them at some deeper level. The anger may be directed at a variety of targets - even the loved one who has passed away. Many people are embarrassed about having this emotion, but it is a normal part of the grieving process. It's important, however, not to get stuck on anger - you may need some support to recognize the anger, come to terms with it and move on. Like anger, however, it's important not to get stuck on your feelings of guilt - you may need some support to come to terms with the feelings of guilt and to move on.