Straizo vs. Joseph, Part 1 (Chapter)

Straights' Ambition is the forty-eighth chapter of the JoJo's Bizarre Adventure manga. It is also the fourth chapter of Part II: Battle Tendency.

Summary
Straights discover that the man in the pillar is the creator of the Stone Mask, which is very ancient, Speedwagonthat, contrary to what everyone believes is still alive, asks to  why he did this. Straights says he wants the power of the stone mask because envied eternal youth and powers of Dio Brando and put the stone mask and reaches Joseph Joestar in New York to kill the last witnesses who are aware of the power of the Stone Mask.