The reversed Eight of Cups indicates that there is a resistance to communication with Roberto. You may need to be more open about your emotions and the situation in general. The key to solving the problem is to talk openly and honestly with him. You need to know what your real needs are and how they can be met by your actions.
Death may indicate that Roberto needs a big change in his life. You may need to go through some dramatic changes in how he relates to you. This means that a decision must be made on how to deal with the current situation. You need to know how change can bring about a fresh start for both of you.
The reversed Six of Pentacles indicates that you may not be ready to accept responsibility for your actions. You must be aware that you will have to take the consequences of your decision, both positive and negative. In addition, you will also need to learn to manage your emotions better so that you can make an informed and balanced decision.
In conclusion, the cards suggest that you must be prepared to accept responsibility for your actions and to talk openly with Bob about the situation you both are in. You will also need to be prepared to face major changes in the way you relate. So, the most likely answer to the question is, "You need to talk openly with Bob about the current situation and be prepared to accept your responsibilities."