Hi, I Am 23 Years Old, I Am Going To

Hi, I am 23 years old, I am going to have sex with my girlfriend for the first time.it is first time for her too.at that time will both penis and hymen get pain and bleed?, if bleads to any of us,can we have sex further in the same day?...please give me reply...we are planning to have sex for maximum times in 2 days.So please suggest me what to do for immediate recovery if it bleads or hurts, and to proceed for sex