The reviewer, Blondine, raves about the bye panda eyes! vol. def. masc. by .essence. in their video review. They demonstrate the mascara's effectiveness by applying it to one eye and leaving the other bare. Blondine is impressed with the noticeable difference it makes, giving the appearance of fake lashes. They express their love for the product and encourage others to get it without wasting time. Overall, the bye panda eyes! vol. def. masc. by .essence. seems to be a highly effective mascara that provides dramatic results. However, it is important to note that the review does not mention any potential drawbacks or specific benefits of the product.