Case against SC/ST Actrociti case

Dear Team, Having a issue with client..regarding Marriage..Bridegroom Caste - SC, Bride - BC...One year they are in Love and taken permission from Both families to marry...After agreeing in both families.....they moved closely and intercourse for one year ..and she is an NGO employee...after confirming both families she left the job also....she is bread to his family......two Months before in his sister marriage....bridegroom had quarreld over phone with his family members in the point of financial matters...bride family was hurted ...before marrying she qualled like that, after marriage whats our situation ...on this base now the bride family including him was rejected to marry....after realised her, she appologies to his family.... even though they are not listening to her...and the abusing with caste name.....she waited for two months...there is no response from them ...and his family not entering her family to sit and speak...she complained at Police station for compromising...even his family not attended....before filing FIR we have any alternate suggestions to compromise them... and also suggest after filling FIR what are the consequenses bride and bridegroom has to face