The figure of unknown person could have several meanings depending on the circumstances of the dream. Sometimes it could indicate the fears you have, sometimes the things you wish to do or people you desire to know better. The boring lifestyle may bring these kind of dreams and it shows that some changes must be done if you wish to live adventurous life.
Dream dictionary: Figure (unknown person) dream meanings
…(Straw mat) Owning a carpet or a straw mat on which one sits in the wintertime in a dream means comfort, promotion, high ranking status and exaltation. A carpet in a dream also represents the master of the house. All types of carpets or mats are included in this category. If one sees himself sitting on a carpet in a dream, it means that he will purchase a property or a farm. In a time of war, sitting on a carpet in a dream means safety from danger. If one sees himself gazing at a carpet in the dream, and if he sees in it the image reflection of a person he recognizes, it means that the figure drawn on the carpet is a person who has gone astray. It also means that such a person will present him with an amazing report that will be infested with falsehood….