Luna wani , Unplug device and do not power on. Follow the instructions from links below to try and save your device from liquid damage/corrosion. 1st link has techniques for generalized water damage troubleshooting and recovery. 2nd link is how to tear down think pad to access the water damaged areas(at the bottom of page you can select different model if needed, at this link).
If not comfortable trying this repair, you should take it into a good computer repair shop, tell them of liquid damage, have them diagnose and estimate on repair. Good luck.
I hope this helped you out, if so let me know by pressing the helpful button.
Electronics Water Damage