A computer program product which may cause an information processing apparatus to execute steps of associating one group with each of a plurality of game media, arranging a plurality of game media on a field, starting a battle, arranging a first object associated with a plurality of parameters on the field according to a progress situation of the battle, executing a first change process of changing a parameter of the first object according to a control process of the game medium, stopping the executing of the first change process of the parameter if the parameter of the first object reaches the predetermined value, increasing points of the group corresponding to the parameter that has reached the predetermined value, and determining a result of the battle.