Isn't That How Tennis Is Played?

After two consecutive time travels, her body became smaller and Touzhen became numb. But why did he have to be adopted by a white-haired man with a bad personality during his second time travel? In order to escape persecution, Touma chose to enroll in Rikkai University. However, after seeing the shining people on the court, Touma joined the tennis club of Rikkai University in order to pass the boring time at school. How did this sport become so dangerous? Will exercise kill people? Note: 1. Lihai University 16+3 2. CP Lord, the Lord's disease will be cured by unconventional abilities at the beginning. 3. Ooc warning Purpose: Pay attention to the good things in life