System of a beverage preparation machine and a beverage capsule, said machine comprising: - a removable capsule holder configured for receiving and holding the capsule and comprising an upper part, and - a capsule holder receiving area for receiving the upper part of the removable capsule holder, and - a liquid injection device connectable to the capsule holder when said capsule holder is inserted in the receiving area, said liquid injection device comprising:. a liquid injection needle, and. actuating means configured to move the capsule holder and the liquid injection device relatively one to the other to enable the introduction of the liquid in the capsule, and said liquid injection needle being oriented vertically downwardly when said liquid injection device is connected to the capsule holder, and - a liquid supply system configured to provide the liquid injection device with pressurised liquid, preferably a liquid presenting a pressure above 10 bar, said capsule comprising: - a cup shaped body containing one or more beverage ingredients, preferably tea leaves, said body presenting a front opened side, and characterized in that said capsule comprises: - a plane front wall extending at the front opened side, said front wall comprising at least one beverage overflow hole close to the periphery of capsule body, wherein the capsule holder comprises a chamber for enclosing the capsule, said chamber being openable to receive and remove the capsule, and wherein the chamber and the upper part of the capsule holder are designed so as: - to orientate the front wall of the capsule vertically, and - to orientate the at least one beverage overflow hole upwardly, when the capsule holder is inserted in the receiving area. said machine comprising: - a removable capsule holder configured for receiving and holding the capsule and comprising an upper part, and - a capsule holder receiving area for receiving the upper part of the removable capsule holder, and - a liquid injection device connectable to the capsule holder when said capsule holder is inserted in the receiving area, said liquid injection device comprising:. a liquid injection needle, and. actuating means configured to move the capsule holder and the liquid injection device relatively one to the other to enable the introduction of the liquid in the capsule, and said liquid injection needle being oriented vertically downwardly when said liquid injection device is connected to the capsule holder, and - a liquid supply system configured to provide the liquid injection device with pressurised liquid, preferably a liquid presenting a pressure above 10 bar, - a removable capsule holder configured for receiving and holding the capsule and comprising an upper part, and - a capsule holder receiving area for receiving the upper part of the removable capsule holder, and - a liquid injection device connectable to the capsule holder when said capsule holder is inserted in the receiving area, said liquid injection device comprising:. a liquid injection needle, and. actuating means configured to move the capsule holder and the liquid injection device relatively one to the other to enable the introduction of the liquid in the capsule, and said liquid injection needle being oriented vertically downwardly when said liquid injection device is connected to the capsule holder, and. a liquid injection needle, and. actuating means configured to move the capsule holder and the liquid injection device relatively one to the other to enable the introduction of the liquid in the capsule, and said liquid injection needle being oriented vertically downwardly when said liquid injection device is connected to the capsule holder, - a liquid supply system configured to provide the liquid injection device with pressurised liquid, preferably a liquid presenting a pressure above 10 bar, said capsule comprising: - a cup shaped body containing one or more beverage ingredients, preferably tea leaves, said body presenting a front opened side, and - a cup shaped body containing one or more beverage ingredients, preferably tea leaves, said body presenting a front opened side, and characterized in that said capsule comprises: - a plane front wall extending at the front opened side, said front wall comprising at least one beverage overflow hole close to the periphery of capsule body, wherein the capsule holder comprises a chamber for enclosing the capsule, said chamber being openable to receive and remove the capsule, and - a plane front wall extending at the front opened side, said front wall comprising at least one beverage overflow hole close to the periphery of capsule body, wherein the chamber and the upper part of the capsule holder are designed so as: - to orientate the front wall of the capsule vertically, and - to orientate the at least one beverage overflow hole upwardly, when the capsule holder is inserted in the receiving area. - to orientate the front wall of the capsule vertically, and - to orientate the at least one beverage overflow hole upwardly,