help me please!!

so i got fingered last thursday and a few days ago my vagina started burning and itching it would happen on and off througout the day. today it was the worst i just took a shower and wash it with summers <a href="https://play.google.com/store/apps/details?id=com.glow.android.eve">eve</a> it BURNED. and so i used regular dove soap and it burned WORSE i almost cried. i got out and looked and its really red. what can i do to relieve this? im struggling