Crossing the line of fire: returning to fields of war (cfr) was developed jointly by smilegate under the formal authorization of the dragon chart game and the franc interaction, which inherited the classic elements of the cf and was created on visual and playmanship. The game not only re-emerged the cf core maps, roles, guns, but also created a whole new battle scene, bio-boss, and so on. Artificial firearms tactics, combined with special attacks with multiple sensations, have allowed anger to blow the battlefield completely. Smilegate officially authorized brothers to fight together. The game is officially authorized by the cf-end swim developer, smilegate korea, and is a brand-new orthodox run by the cf. This brand-new battlefield inherited the cf decade and will work with all our brothers to create a new glory for the cf. The gun skills are a very angry trick. By subverting the traditional concept of gun fighting, gun skills will make it easier for fighters to strike back into the battlefield. Each gun has a rare gun skill, like a fury move, and if you build up enough energy, you can burst into powerful power! A simpler and easier mode of operation that gives the fighters the pleasure of pure shooting and wild killing. The game optimizes the operation of mobile devices, making the player more specialized in injecting itself, matching firearms skills and so on, and buying the whole game is not a dream. The classic legacy of an escalation of gun fighting is a rekindling of blood. The classics and the breakthroughs are the true charms of this battlefield. Players can experience not only a series of classic maps, characters, guns, monsters, more gun formations, firearms skills, future guns, new scenes and boss for you to taste! In addition to the familiar classic transport ship map, the game has created a whole new scene and bio-bss waiting for veterans to challenge. The global bio-chemical crisis has re-emerged, and evil organizations are operating everywhere. The world needs you to save