Simple State Machine for a cycle

simplestatemachinecycle.cs

namespace TheNewStack
{
    public enum SeasonalState { Spring, Summer, Autumn, Winter }

    public class SimpleStateMachine
    {
        public Season CurrentSeason;

        public SimpleStateMachine()
        {
            CurrentSeason = new Season(SeasonalState.Spring);
            Season season = CurrentSeason.NextSeason = new Season(SeasonalState.Summer);
            season = season.NextSeason = new Season(SeasonalState.Autumn);
            season = season.NextSeason = new Season(SeasonalState.Winter);
            season.NextSeason = CurrentSeason;
        }

        public Season Next()
        {
            return CurrentSeason = CurrentSeason.NextSeason;
        }

        public class Season
        {
            readonly SeasonalState seasonstate;
            public Season NextSeason;

            public Season(SeasonalState seasonstate)
            {
                this.seasonstate = seasonstate;
            }

            public void Welcome()
            {
                Console.WriteLine("This is " + seasonstate);
            }

        }

    }
}
    
public class Program
{   
    static void Main(String[] args)
    {
        SimpleStateMachine s = new SimpleStateMachine();

        for (int i = 0; i < 6; i++)
        {
            s.CurrentSeason.Welcome();
            s.Next();
        }
    }
}