1 Sampson was angry at house Montague
Sampson ,a swordsman who serves house Capulet, was angry at house Montague. Gregory , his friend and fellow, tried to clam him down.
2 Sampson tried to pick a fight
Sampson tired to pick a fight with Abram ,one of the servants of the house Montague, by biting his finger in front of them, an act that was considered challenging back then. Right after the fight started it was interrupted by Benvolio, the nephew of Montague.
3 Tybalt fights Benvolio
Tyblat arrived to find Benvolio carrying his sword. He believed it was a fight and so he started fighting Benvolio. Common people joined the fight and wanted to take down men from both families.
4 Montague and Capulet arrived
Both Montague , Capulet and their wives arrived. Both Montague and Capulet were about to fight but the Price suddenly came in and scolded them.
5 The prince blamed both men
The prince blamed both Montague and Capulet for starting fights and causing disorders. Everyone dropped their weapons. All people left except Montague, Lady Montague, and Benvolio.
6 Romeo was sad
Romeo, the son of Lady Montague, was sad. Montague explained to Benvolio how his son always stayed alone and cried everyday. Montague was clueless about the sadness of Romeo.
7 Romeo is sad because of love
Romeo told Benvolio that he is sad because he loves a woman who doesn't love him back.
8 Romeo explained why his lover doesn't love him
Romeo said that his lover has sworn an oath to stay away from love.
9 Benvolio promised to help Romeo forget
Benvolio told Romeo that he will help him forget that women. Romeo had doubts about it. See Summary of Act 1 Scene 2.