This workout is difficult but worth it. If you choose not use weights that will make this a bit easier.
Goblet Squats (Heavy weight) x15
Goblet Straddle Squat (Heavy weight) x15
RDL (Russian Deadlift Heavy weight) x15
Reverse Lunges (Heavy weights) x15
Hop Overs (Use a towel) (no weight) x15
Perform 3 rounds of all 5 exercises going up in weight if you feel you can after each round.
Get after it your legs will thank you.