This business location is a concert hall in the heart of Madrid that transforms into an electronic music club at night. While it has a trendy atmosphere and offers various amenities, including a restroom and NFC mobile payments, there are several issues that affect the overall experience. Firstly, the cleanliness of the venue is a concern, with several reviews mentioning poor state of the bathrooms. Moreover, the staff seems to be inconsistent, with some reviewers having a positive experience with the staff and others having a negative one. There are also concerns about the safety of the clients, with one reviewer mentioning that they were asked to leave the venue due to a misunderstanding. Another issue is the high prices, with some reviewers feeling that they were overcharged for the services. Additionally, the venue's policy of not allowing non-substance users to enter may deter some customers. Despite these issues, the venue's musical and cultural experience is a major draw, with many reviewers praising the good music and atmosphere.