What is if a guy says he loves you after a week?

As an AI language model, I cannot speculate about the genuine feelings of a person. However, here is some general information about the scenario.

It is essential to understand that the time required to develop romantic feelings can vary from person to person. Some may start feeling it earlier, while for some, it may take longer.

If a guy says, "I love you" after a week, it could be a sign of infatuation or intense attraction rather than genuine love. It is vital to take some time to understand his intentions and assess your feelings before reciprocating it.

It is advisable to take things slow and give enough time to get to know each other to avoid making hasty decisions that may lead to disappointment later. A healthy and meaningful relationship is built on strong foundations of trust, respect, and a deep understanding of each other's virtues, which takes time to develop.